21900472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{248869}}^1$

素因数の和:248886

約数の個数: 16

約数和(自身を含む): 44796600

約数和(自身を除く): 22896128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 248869, 497738, 995476, 1990952, 2737559, 5475118, 10950236, 21900472]

約数ペア:

[(1, 21900472), (2, 10950236), (4, 5475118), (8, 2737559), (11, 1990952), (22, 995476), (44, 497738), (88, 248869)]