21492088

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{62477}}^1$

素因数の和:62526

約数の個数: 16

約数和(自身を含む): 41235480

約数和(自身を除く): 19743392

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 62477, 124954, 249908, 499816, 2686511, 5373022, 10746044, 21492088]

約数ペア:

[(1, 21492088), (2, 10746044), (4, 5373022), (8, 2686511), (43, 499816), (86, 249908), (172, 124954), (344, 62477)]