21855214

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{857}}^1$

素因数の和:1211

約数の個数: 16

約数和(自身を含む): 33729696

約数和(自身を除く): 11874482

約数列:

[1, 2, 41, 82, 311, 622, 857, 1714, 12751, 25502, 35137, 70274, 266527, 533054, 10927607, 21855214]

約数ペア:

[(1, 21855214), (2, 10927607), (41, 533054), (82, 266527), (311, 70274), (622, 35137), (857, 25502), (1714, 12751)]