21744318

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{51043}}^1$

素因数の和:51119

約数の個数: 16

約数和(自身を含む): 44102016

約数和(自身を除く): 22357698

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 51043, 102086, 153129, 306258, 3624053, 7248106, 10872159, 21744318]

約数ペア:

[(1, 21744318), (2, 10872159), (3, 7248106), (6, 3624053), (71, 306258), (142, 153129), (213, 102086), (426, 51043)]