21066231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{617}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 29664000

約数和(自身を除く): 8597769

約数列:

[1, 3, 19, 57, 599, 617, 1797, 1851, 11381, 11723, 34143, 35169, 369583, 1108749, 7022077, 21066231]

約数ペア:

[(1, 21066231), (3, 7022077), (19, 1108749), (57, 369583), (599, 35169), (617, 34143), (1797, 11723), (1851, 11381)]