The number A is 24, the least common multiple of A and B is 168, and the greatest common divisor is 4. Find the number B?
甲数是24，甲、乙两数的最少公倍数是168，最大公约数是4，求乙数？
<gadget id="calculator">4 / 24</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">168 * (1/6)</gadget>
<output>28</output>

<result>28</result>