21478093

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6379}}^1$

素因数の和:6436

約数の個数: 16

約数和(自身を含む): 27153280

約数和(自身を除く): 5675187

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 6379, 44653, 82927, 236023, 580489, 1652161, 3068299, 21478093]

約数ペア:

[(1, 21478093), (7, 3068299), (13, 1652161), (37, 580489), (91, 236023), (259, 82927), (481, 44653), (3367, 6379)]