21038096

素因数分解:

$2^4\times {\mathrm{307}}^1\times {\mathrm{4283}}^1$

素因数の和:4598

約数の個数: 20

約数和(自身を含む): 40903632

約数和(自身を除く): 19865536

約数列:

[1, 2, 4, 8, 16, 307, 614, 1228, 2456, 4283, 4912, 8566, 17132, 34264, 68528, 1314881, 2629762, 5259524, 10519048, 21038096]

約数ペア:

[(1, 21038096), (2, 10519048), (4, 5259524), (8, 2629762), (16, 1314881), (307, 68528), (614, 34264), (1228, 17132), (2456, 8566), (4283, 4912)]