21470511

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1009}}^1$

素因数の和:1226

約数の個数: 16

約数和(自身を含む): 29524320

約数和(自身を除く): 8053809

約数列:

[1, 3, 41, 123, 173, 519, 1009, 3027, 7093, 21279, 41369, 124107, 174557, 523671, 7156837, 21470511]

約数ペア:

[(1, 21470511), (3, 7156837), (41, 523671), (123, 174557), (173, 124107), (519, 41369), (1009, 21279), (3027, 7093)]