821072

素因数分解:

$2^4\times 7^1\times {\mathrm{7331}}^1$

素因数の和:7346

約数の個数: 20

約数和(自身を含む): 1818336

約数和(自身を除く): 997264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 7331, 14662, 29324, 51317, 58648, 102634, 117296, 205268, 410536, 821072]

約数ペア:

[(1, 821072), (2, 410536), (4, 205268), (7, 117296), (8, 102634), (14, 58648), (16, 51317), (28, 29324), (56, 14662), (112, 7331)]