21385122

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11173}}^1$

素因数の和:11218

約数の個数: 32

約数和(自身を含む): 48271680

約数和(自身を除く): 26886558

約数列:

[1, 2, 3, 6, 11, 22, 29, 33, 58, 66, 87, 174, 319, 638, 957, 1914, 11173, 22346, 33519, 67038, 122903, 245806, 324017, 368709, 648034, 737418, 972051, 1944102, 3564187, 7128374, 10692561, 21385122]

約数ペア:

[(1, 21385122), (2, 10692561), (3, 7128374), (6, 3564187), (11, 1944102), (22, 972051), (29, 737418), (33, 648034), (58, 368709), (66, 324017), (87, 245806), (174, 122903), (319, 67038), (638, 33519), (957, 22346), (1914, 11173)]