21498488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{244301}}^1$

素因数の和:244318

約数の個数: 16

約数和(自身を含む): 43974360

約数和(自身を除く): 22475872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 244301, 488602, 977204, 1954408, 2687311, 5374622, 10749244, 21498488]

約数ペア:

[(1, 21498488), (2, 10749244), (4, 5374622), (8, 2687311), (11, 1954408), (22, 977204), (44, 488602), (88, 244301)]