21827814

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51239}}^1$

素因数の和:51315

約数の個数: 16

約数和(自身を含む): 44271360

約数和(自身を除く): 22443546

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51239, 102478, 153717, 307434, 3637969, 7275938, 10913907, 21827814]

約数ペア:

[(1, 21827814), (2, 10913907), (3, 7275938), (6, 3637969), (71, 307434), (142, 153717), (213, 102478), (426, 51239)]