The least common multiple of two prime numbers is their greatest common denominator. What is the surface area of each cuboid in cm**2.
两个质数的最小公倍数是它们的最大公约，每个长方体的表面积是多少cm**2．
<gadget id="calculator">24 / 6</gadget>
<output>4</output>

<gadget id="calculator">2 * 1 * 4</gadget>
<output>8</output>

<gadget id="calculator">1 * 1 * 2</gadget>
<output>2</output>

<gadget id="calculator">8 + 2</gadget>
<output>10</output>

<result>10</result>