20921844711

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{911}}^1\times {\mathrm{144439}}^1$

素因数の和:145406

約数の個数: 16

約数和(自身を含む): 28453524480

約数和(自身を除く): 7531679769

約数列:

[1, 3, 53, 159, 911, 2733, 48283, 144439, 144849, 433317, 7655267, 22965801, 131583929, 394751787, 6973948237, 20921844711]

約数ペア:

[(1, 20921844711), (3, 6973948237), (53, 394751787), (159, 131583929), (911, 22965801), (2733, 7655267), (48283, 433317), (144439, 144849)]