21888351

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{41221}}^1$

素因数の和:41286

約数の個数: 12

約数和(自身を含む): 32153160

約数和(自身を除く): 10264809

約数列:

[1, 3, 9, 59, 177, 531, 41221, 123663, 370989, 2432039, 7296117, 21888351]

約数ペア:

[(1, 21888351), (3, 7296117), (9, 2432039), (59, 370989), (177, 123663), (531, 41221)]