21331330257

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{4643}}^1\times {\mathrm{18451}}^1$

素因数の和:23180

約数の個数: 16

約数和(自身を含む): 28792205568

約数和(自身を除く): 7460875311

約数列:

[1, 3, 83, 249, 4643, 13929, 18451, 55353, 385369, 1156107, 1531433, 4594299, 85667993, 257003979, 7110443419, 21331330257]

約数ペア:

[(1, 21331330257), (3, 7110443419), (83, 257003979), (249, 85667993), (4643, 4594299), (13929, 1531433), (18451, 1156107), (55353, 385369)]