21953474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4549}}^1$

素因数の和:4697

約数の個数: 16

約数和(自身を含む): 34944000

約数和(自身を除く): 12990526

約数列:

[1, 2, 19, 38, 127, 254, 2413, 4549, 4826, 9098, 86431, 172862, 577723, 1155446, 10976737, 21953474]

約数ペア:

[(1, 21953474), (2, 10976737), (19, 1155446), (38, 577723), (127, 172862), (254, 86431), (2413, 9098), (4549, 4826)]