21125644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{1193}}^1$

素因数の和:1449

約数の個数: 24

約数和(自身を含む): 39115440

約数和(自身を除く): 17989796

約数列:

[1, 2, 4, 19, 38, 76, 233, 466, 932, 1193, 2386, 4427, 4772, 8854, 17708, 22667, 45334, 90668, 277969, 555938, 1111876, 5281411, 10562822, 21125644]

約数ペア:

[(1, 21125644), (2, 10562822), (4, 5281411), (19, 1111876), (38, 555938), (76, 277969), (233, 90668), (466, 45334), (932, 22667), (1193, 17708), (2386, 8854), (4427, 4772)]