21176458

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{6421}}^1$

素因数の和:6537

約数の個数: 16

約数和(自身を含む): 33985224

約数和(自身を除く): 12808766

約数列:

[1, 2, 17, 34, 97, 194, 1649, 3298, 6421, 12842, 109157, 218314, 622837, 1245674, 10588229, 21176458]

約数ペア:

[(1, 21176458), (2, 10588229), (17, 1245674), (34, 622837), (97, 218314), (194, 109157), (1649, 12842), (3298, 6421)]