21475518

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{45307}}^1$

素因数の和:45391

約数の個数: 16

約数和(自身を含む): 43495680

約数和(自身を除く): 22020162

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 45307, 90614, 135921, 271842, 3579253, 7158506, 10737759, 21475518]

約数ペア:

[(1, 21475518), (2, 10737759), (3, 7158506), (6, 3579253), (79, 271842), (158, 135921), (237, 90614), (474, 45307)]