210的因数答:210=2×3×5×7 因数有:1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210
210的因数是什么?答:210=14X15 所以210的因数有1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210
210的因数?答:210=210X1 210=2X105 210=3X70 210=5X42 210=6X35 210=7X30 210=10X21 210=14X15 所以210的因数有1,2,3,5,6,7,10,14,15,21,30,35,42,70,105,210