21235588

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{482627}}^1$

素因数の和:482642

約数の個数: 12

約数和(自身を含む): 40540752

約数和(自身を除く): 19305164

約数列:

[1, 2, 4, 11, 22, 44, 482627, 965254, 1930508, 5308897, 10617794, 21235588]

約数ペア:

[(1, 21235588), (2, 10617794), (4, 5308897), (11, 1930508), (22, 965254), (44, 482627)]