21140046

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61813}}^1$

素因数の和:61840

約数の個数: 24

約数和(自身を含む): 48214920

約数和(自身を除く): 27074874

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 61813, 123626, 185439, 370878, 556317, 1112634, 1174447, 2348894, 3523341, 7046682, 10570023, 21140046]

約数ペア:

[(1, 21140046), (2, 10570023), (3, 7046682), (6, 3523341), (9, 2348894), (18, 1174447), (19, 1112634), (38, 556317), (57, 370878), (114, 185439), (171, 123626), (342, 61813)]