The three super fighters Hulk, Captain America, and Iron Man fight back against the aliens together. It is known that the aliens eliminated by the Hulk are the aliens and the aliens who were eliminated by Captain America and Iron Man (1/2), The aliens eliminated by Captain America were eliminated by Hulk and Iron Man (1/3). Iron Man eliminated 105 aliens. How many aliens were eliminated by the three super fighters? ．
三位超级战士绿巨人、美国队长、钢铁侠一起反击外星人，已知，被绿巨人消灭的外星人是被美国队长、钢铁侠所消灭外星人和的(1/2)，被美国队长消灭的外星人是被绿巨人、钢铁侠所消灭外星人和的(1/3)，钢铁侠消灭了105个外星人，那么三位超级战士共消灭了多少个外星人．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/2) * 105 * (1/3)</gadget>
<output>35/2 = around 17.5</output>

<gadget id="calculator">105 * (1/3)</gadget>
<output>35</output>

<gadget id="calculator">(35/2) + 35</gadget>
<output>105/2 = around 52.5</output>

<gadget id="calculator">(1/2) * (1/3)</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(105/2) / (5/6)</gadget>
<output>63</output>

<gadget id="calculator">63 + 105</gadget>
<output>168</output>

<gadget id="calculator">(1/2) * 168</gadget>
<output>84</output>

<gadget id="calculator">84 + 63 + 105</gadget>
<output>252</output>

<result>252</result>