21039601

素因数分解:

${\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{4241}}^1$

素因数の和:4304

約数の個数: 12

約数和(自身を含む): 23695812

約数和(自身を除く): 2656211

約数列:

[1, 11, 41, 121, 451, 4241, 4961, 46651, 173881, 513161, 1912691, 21039601]

約数ペア:

[(1, 21039601), (11, 1912691), (41, 513161), (121, 173881), (451, 46651), (4241, 4961)]