21031780610

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14115289}}^1$

素因数の和:14115445

約数の個数: 16

約数和(自身を含む): 38111283000

約数和(自身を除く): 17079502390

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 14115289, 28230578, 70576445, 141152890, 2103178061, 4206356122, 10515890305, 21031780610]

約数ペア:

[(1, 21031780610), (2, 10515890305), (5, 4206356122), (10, 2103178061), (149, 141152890), (298, 70576445), (745, 28230578), (1490, 14115289)]