21992619

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1583}}^1$

素因数の和:2018

約数の個数: 16

約数和(自身を含む): 32085504

約数和(自身を除く): 10092885

約数列:

[1, 3, 11, 33, 421, 1263, 1583, 4631, 4749, 13893, 17413, 52239, 666443, 1999329, 7330873, 21992619]

約数ペア:

[(1, 21992619), (3, 7330873), (11, 1999329), (33, 666443), (421, 52239), (1263, 17413), (1583, 13893), (4631, 4749)]