21697577

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 24624000

約数和(自身を除く): 2926423

約数列:

[1, 11, 37, 89, 407, 599, 979, 3293, 6589, 22163, 36223, 53311, 243793, 586421, 1972507, 21697577]

約数ペア:

[(1, 21697577), (11, 1972507), (37, 586421), (89, 243793), (407, 53311), (599, 36223), (979, 22163), (3293, 6589)]