21528962

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4079}}^1$

素因数の和:4130

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 19597438

約数列:

[1, 2, 7, 13, 14, 26, 29, 58, 91, 182, 203, 377, 406, 754, 2639, 4079, 5278, 8158, 28553, 53027, 57106, 106054, 118291, 236582, 371189, 742378, 828037, 1537783, 1656074, 3075566, 10764481, 21528962]

約数ペア:

[(1, 21528962), (2, 10764481), (7, 3075566), (13, 1656074), (14, 1537783), (26, 828037), (29, 742378), (58, 371189), (91, 236582), (182, 118291), (203, 106054), (377, 57106), (406, 53027), (754, 28553), (2639, 8158), (4079, 5278)]