21744717

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{719}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 30792960

約数和(自身を除く): 9048243

約数列:

[1, 3, 17, 51, 593, 719, 1779, 2157, 10081, 12223, 30243, 36669, 426367, 1279101, 7248239, 21744717]

約数ペア:

[(1, 21744717), (3, 7248239), (17, 1279101), (51, 426367), (593, 36669), (719, 30243), (1779, 12223), (2157, 10081)]