21498826

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1933}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 33141024

約数和(自身を除く): 11642198

約数列:

[1, 2, 67, 83, 134, 166, 1933, 3866, 5561, 11122, 129511, 160439, 259022, 320878, 10749413, 21498826]

約数ペア:

[(1, 21498826), (2, 10749413), (67, 320878), (83, 259022), (134, 160439), (166, 129511), (1933, 11122), (3866, 5561)]