20210773617

素因数分解:

$3^3\times {\mathrm{691}}^1\times {\mathrm{1021}}^1\times {\mathrm{1061}}^1$

素因数の和:2782

約数の個数: 32

約数和(自身を含む): 30042875520

約数和(自身を除く): 9832101903

約数列:

[1, 3, 9, 27, 691, 1021, 1061, 2073, 3063, 3183, 6219, 9189, 9549, 18657, 27567, 28647, 705511, 733151, 1083281, 2116533, 2199453, 3249843, 6349599, 6598359, 9749529, 19048797, 19795077, 29248587, 748547171, 2245641513, 6736924539, 20210773617]

約数ペア:

[(1, 20210773617), (3, 6736924539), (9, 2245641513), (27, 748547171), (691, 29248587), (1021, 19795077), (1061, 19048797), (2073, 9749529), (3063, 6598359), (3183, 6349599), (6219, 3249843), (9189, 2199453), (9549, 2116533), (18657, 1083281), (27567, 733151), (28647, 705511)]