84和48的公因数有多少个?急

问题描述:

84和48的公因数有多少个?急

84的因数有:1,2,3,4,6,7,12,14,21,28,42,84.
48的因数有:1,2,3,4,6,8,12,24,48.
84和48的公因数有:1,2,3,4,6,12.