21014884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{4637}}^1$

素因数の和:4755

約数の個数: 24

約数和(自身を含む): 40517568

約数和(自身を除く): 19502684

約数列:

[1, 2, 4, 11, 22, 44, 103, 206, 412, 1133, 2266, 4532, 4637, 9274, 18548, 51007, 102014, 204028, 477611, 955222, 1910444, 5253721, 10507442, 21014884]

約数ペア:

[(1, 21014884), (2, 10507442), (4, 5253721), (11, 1910444), (22, 955222), (44, 477611), (103, 204028), (206, 102014), (412, 51007), (1133, 18548), (2266, 9274), (4532, 4637)]