21492893176

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141400613}}^1$

素因数の和:141400638

約数の個数: 16

約数和(自身を含む): 42420184200

約数和(自身を除く): 20927291024

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141400613, 282801226, 565602452, 1131204904, 2686611647, 5373223294, 10746446588, 21492893176]

約数ペア:

[(1, 21492893176), (2, 10746446588), (4, 5373223294), (8, 2686611647), (19, 1131204904), (38, 565602452), (76, 282801226), (152, 141400613)]