20521688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{233201}}^1$

素因数の和:233218

約数の個数: 16

約数和(自身を含む): 41976360

約数和(自身を除く): 21454672

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 233201, 466402, 932804, 1865608, 2565211, 5130422, 10260844, 20521688]

約数ペア:

[(1, 20521688), (2, 10260844), (4, 5130422), (8, 2565211), (11, 1865608), (22, 932804), (44, 466402), (88, 233201)]