If the number A=2*2*3 and the number B=2*3*7, what is the greatest common factor of the two numbers A and B?
若甲数=2*2*3，乙数=2*3*7，那么甲、乙两个数的最大公因数是多少
<gadget id="calculator">3 * 2</gadget>
<output>6</output>

<result>6</result>