20210335

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 25002432

約数和(自身を除く): 4792097

約数列:

[1, 5, 41, 205, 311, 317, 1555, 1585, 12751, 12997, 63755, 64985, 98587, 492935, 4042067, 20210335]

約数ペア:

[(1, 20210335), (5, 4042067), (41, 492935), (205, 98587), (311, 64985), (317, 63755), (1555, 12997), (1585, 12751)]