21812964

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 52985856

約数和(自身を除く): 31172892

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 191, 307, 372, 382, 573, 614, 764, 921, 1146, 1228, 1842, 2292, 3684, 5921, 9517, 11842, 17763, 19034, 23684, 28551, 35526, 38068, 57102, 58637, 71052, 114204, 117274, 175911, 234548, 351822, 703644, 1817747, 3635494, 5453241, 7270988, 10906482, 21812964]

約数ペア:

[(1, 21812964), (2, 10906482), (3, 7270988), (4, 5453241), (6, 3635494), (12, 1817747), (31, 703644), (62, 351822), (93, 234548), (124, 175911), (186, 117274), (191, 114204), (307, 71052), (372, 58637), (382, 57102), (573, 38068), (614, 35526), (764, 28551), (921, 23684), (1146, 19034), (1228, 17763), (1842, 11842), (2292, 9517), (3684, 5921)]