21409122

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509741}}^1$

素因数の和:509753

約数の個数: 16

約数和(自身を含む): 48935232

約数和(自身を除く): 27526110

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509741, 1019482, 1529223, 3058446, 3568187, 7136374, 10704561, 21409122]

約数ペア:

[(1, 21409122), (2, 10704561), (3, 7136374), (6, 3568187), (7, 3058446), (14, 1529223), (21, 1019482), (42, 509741)]