21835866

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2137}}^1$

素因数の和:2286

約数の個数: 32

約数和(自身を含む): 47412288

約数和(自身を除く): 25576422

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 2137, 3406, 4274, 5109, 6411, 10218, 12822, 27781, 55562, 83343, 166686, 279947, 559894, 839841, 1679682, 3639311, 7278622, 10917933, 21835866]

約数ペア:

[(1, 21835866), (2, 10917933), (3, 7278622), (6, 3639311), (13, 1679682), (26, 839841), (39, 559894), (78, 279947), (131, 166686), (262, 83343), (393, 55562), (786, 27781), (1703, 12822), (2137, 10218), (3406, 6411), (4274, 5109)]