21960985

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:992

約数の個数: 16

約数和(自身を含む): 27184896

約数和(自身を除く): 5223911

約数列:

[1, 5, 47, 113, 235, 565, 827, 4135, 5311, 26555, 38869, 93451, 194345, 467255, 4392197, 21960985]

約数ペア:

[(1, 21960985), (5, 4392197), (47, 467255), (113, 194345), (235, 93451), (565, 38869), (827, 26555), (4135, 5311)]