21036411

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{2063}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 33486336

約数和(自身を除く): 12449925

約数列:

[1, 3, 9, 11, 33, 99, 103, 309, 927, 1133, 2063, 3399, 6189, 10197, 18567, 22693, 68079, 204237, 212489, 637467, 1912401, 2337379, 7012137, 21036411]

約数ペア:

[(1, 21036411), (3, 7012137), (9, 2337379), (11, 1912401), (33, 637467), (99, 212489), (103, 204237), (309, 68079), (927, 22693), (1133, 18567), (2063, 10197), (3399, 6189)]