20828082303

素因数分解:

$3^2\times 7^1\times {\mathrm{330604481}}^1$

素因数の和:330604494

約数の個数: 12

約数和(自身を含む): 34382866128

約数和(自身を除く): 13554783825

約数列:

[1, 3, 7, 9, 21, 63, 330604481, 991813443, 2314231367, 2975440329, 6942694101, 20828082303]

約数ペア:

[(1, 20828082303), (3, 6942694101), (7, 2975440329), (9, 2314231367), (21, 991813443), (63, 330604481)]