221708412

素因数分解:

$2^2\times 3^2\times {\mathrm{293}}^1\times {\mathrm{21019}}^1$

素因数の和:21322

約数の個数: 36

約数和(自身を含む): 562369080

約数和(自身を除く): 340660668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 293, 586, 879, 1172, 1758, 2637, 3516, 5274, 10548, 21019, 42038, 63057, 84076, 126114, 189171, 252228, 378342, 756684, 6158567, 12317134, 18475701, 24634268, 36951402, 55427103, 73902804, 110854206, 221708412]

約数ペア:

[(1, 221708412), (2, 110854206), (3, 73902804), (4, 55427103), (6, 36951402), (9, 24634268), (12, 18475701), (18, 12317134), (36, 6158567), (293, 756684), (586, 378342), (879, 252228), (1172, 189171), (1758, 126114), (2637, 84076), (3516, 63057), (5274, 42038), (10548, 21019)]