21580234

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28621}}^1$

素因数の和:28665

約数の個数: 16

約数和(自身を含む): 36063720

約数和(自身を除く): 14483486

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28621, 57242, 372073, 744146, 830009, 1660018, 10790117, 21580234]

約数ペア:

[(1, 21580234), (2, 10790117), (13, 1660018), (26, 830009), (29, 744146), (58, 372073), (377, 57242), (754, 28621)]