21966204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7411}}^1$

素因数の和:7450

約数の個数: 48

約数和(自身を含む): 58110080

約数和(自身を除く): 36143876

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7411, 14822, 22233, 29644, 44466, 88932, 96343, 140809, 192686, 281618, 289029, 385372, 422427, 563236, 578058, 844854, 1156116, 1689708, 1830517, 3661034, 5491551, 7322068, 10983102, 21966204]

約数ペア:

[(1, 21966204), (2, 10983102), (3, 7322068), (4, 5491551), (6, 3661034), (12, 1830517), (13, 1689708), (19, 1156116), (26, 844854), (38, 578058), (39, 563236), (52, 422427), (57, 385372), (76, 289029), (78, 281618), (114, 192686), (156, 140809), (228, 96343), (247, 88932), (494, 44466), (741, 29644), (988, 22233), (1482, 14822), (2964, 7411)]