21689742101

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{39821}}^1$

素因数の和:40156

約数の個数: 16

約数和(自身を含む): 22708097280

約数和(自身を除く): 1018355179

約数列:

[1, 43, 53, 239, 2279, 10277, 12667, 39821, 544681, 1712303, 2110513, 9517219, 90752059, 409240417, 504412607, 21689742101]

約数ペア:

[(1, 21689742101), (43, 504412607), (53, 409240417), (239, 90752059), (2279, 9517219), (10277, 2110513), (12667, 1712303), (39821, 544681)]