21830522

素因数分解:

$2^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{4919}}^1$

素因数の和:5245

約数の個数: 16

約数和(自身を含む): 37549440

約数和(自身を除く): 15718918

約数列:

[1, 2, 7, 14, 317, 634, 2219, 4438, 4919, 9838, 34433, 68866, 1559323, 3118646, 10915261, 21830522]

約数ペア:

[(1, 21830522), (2, 10915261), (7, 3118646), (14, 1559323), (317, 68866), (634, 34433), (2219, 9838), (4438, 4919)]