21975858

素因数分解:

$2^1\times 3^2\times {\mathrm{1093}}^1\times {\mathrm{1117}}^1$

素因数の和:2218

約数の個数: 24

約数和(自身を含む): 47700588

約数和(自身を除く): 25724730

約数列:

[1, 2, 3, 6, 9, 18, 1093, 1117, 2186, 2234, 3279, 3351, 6558, 6702, 9837, 10053, 19674, 20106, 1220881, 2441762, 3662643, 7325286, 10987929, 21975858]

約数ペア:

[(1, 21975858), (2, 10987929), (3, 7325286), (6, 3662643), (9, 2441762), (18, 1220881), (1093, 20106), (1117, 19674), (2186, 10053), (2234, 9837), (3279, 6702), (3351, 6558)]