21891105358

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{1879}}^1\times {\mathrm{200869}}^1$

素因数の和:202779

約数の個数: 16

約数和(自身を含む): 33987204000

約数和(自身を除く): 12096098642

約数列:

[1, 2, 29, 58, 1879, 3758, 54491, 108982, 200869, 401738, 5825201, 11650402, 377432851, 754865702, 10945552679, 21891105358]

約数ペア:

[(1, 21891105358), (2, 10945552679), (29, 754865702), (58, 377432851), (1879, 11650402), (3758, 5825201), (54491, 401738), (108982, 200869)]