21043966

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2311}}^1$

素因数の和:2499

約数の個数: 16

約数和(自身を含む): 32876640

約数和(自身を除く): 11832674

約数列:

[1, 2, 29, 58, 157, 314, 2311, 4553, 4622, 9106, 67019, 134038, 362827, 725654, 10521983, 21043966]

約数ペア:

[(1, 21043966), (2, 10521983), (29, 725654), (58, 362827), (157, 134038), (314, 67019), (2311, 9106), (4553, 4622)]