After assembling six cubes with sides 2 cm long into a cuboid with the smallest possible surface area, what is the sum of the lengths of the sides of the resulting cuboid?
把六个棱长2厘米的正方体拼成一个表面积尽可能小的长方体后，拼成的长方体的棱长之和是多少．
<gadget id="calculator">2 * 3</gadget>
<output>6</output>

<gadget id="calculator">2 * 2</gadget>
<output>4</output>

<gadget id="calculator">6 + 4 + 2</gadget>
<output>12</output>

<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<result>48</result>