21461468

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5851}}^1$

素因数の和:5993

約数の個数: 24

約数和(自身を含む): 43257984

約数和(自身を除く): 21796516

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5851, 11702, 23404, 40957, 81914, 163828, 766481, 1532962, 3065924, 5365367, 10730734, 21461468]

約数ペア:

[(1, 21461468), (2, 10730734), (4, 5365367), (7, 3065924), (14, 1532962), (28, 766481), (131, 163828), (262, 81914), (524, 40957), (917, 23404), (1834, 11702), (3668, 5851)]