21734734

素因数分解:

$2^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1840

約数の個数: 24

約数和(自身を含む): 38236968

約数和(自身を除く): 16502234

約数列:

[1, 2, 7, 14, 49, 98, 131, 262, 917, 1693, 1834, 3386, 6419, 11851, 12838, 23702, 82957, 165914, 221783, 443566, 1552481, 3104962, 10867367, 21734734]

約数ペア:

[(1, 21734734), (2, 10867367), (7, 3104962), (14, 1552481), (49, 443566), (98, 221783), (131, 165914), (262, 82957), (917, 23702), (1693, 12838), (1834, 11851), (3386, 6419)]