21897832

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{248839}}^1$

素因数の和:248856

約数の個数: 16

約数和(自身を含む): 44791200

約数和(自身を除く): 22893368

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 248839, 497678, 995356, 1990712, 2737229, 5474458, 10948916, 21897832]

約数ペア:

[(1, 21897832), (2, 10948916), (4, 5474458), (8, 2737229), (11, 1990712), (22, 995356), (44, 497678), (88, 248839)]