21231546415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3518069}}^1$

素因数の和:3518162

約数の個数: 16

約数和(自身を含む): 27356512320

約数和(自身を除く): 6124965905

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 3518069, 17590345, 59807173, 249782899, 299035865, 1248914495, 4246309283, 21231546415]

約数ペア:

[(1, 21231546415), (5, 4246309283), (17, 1248914495), (71, 299035865), (85, 249782899), (355, 59807173), (1207, 17590345), (6035, 3518069)]