21126424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{240073}}^1$

素因数の和:240090

約数の個数: 16

約数和(自身を含む): 43213320

約数和(自身を除く): 22086896

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 240073, 480146, 960292, 1920584, 2640803, 5281606, 10563212, 21126424]

約数ペア:

[(1, 21126424), (2, 10563212), (4, 5281606), (8, 2640803), (11, 1920584), (22, 960292), (44, 480146), (88, 240073)]