There are 1993 cubes with a side length of 1 cm. If they are assembled into a large cuboid, what is the minimum surface area?
有一些棱长是1厘米的正方体，共1993个，要拼成一个大长方体，问表面积最小是多少？
<gadget id="calculator">1_993 * 1 * 4</gadget>
<output>7_972</output>

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

<gadget id="calculator">7_972 + 2</gadget>
<output>7_974</output>

<result>7_974</result>