21863567881

素因数分解:

${\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1451}}^1\times {\mathrm{18443}}^1$

素因数の和:19956

約数の個数: 16

約数和(自身を含む): 23567005440

約数和(自身を除く): 1703437559

約数列:

[1, 19, 43, 817, 1451, 18443, 27569, 62393, 350417, 793049, 1185467, 15067931, 26760793, 508455067, 1150714099, 21863567881]

約数ペア:

[(1, 21863567881), (19, 1150714099), (43, 508455067), (817, 26760793), (1451, 15067931), (18443, 1185467), (27569, 793049), (62393, 350417)]