21061106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{2161}}^1$

素因数の和:2617

約数の個数: 16

約数和(自身を含む): 34557408

約数和(自身を除く): 13496302

約数列:

[1, 2, 11, 22, 443, 886, 2161, 4322, 4873, 9746, 23771, 47542, 957323, 1914646, 10530553, 21061106]

約数ペア:

[(1, 21061106), (2, 10530553), (11, 1914646), (22, 957323), (443, 47542), (886, 23771), (2161, 9746), (4322, 4873)]