21229126833

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{911}}^1\times {\mathrm{1973}}^1$

素因数の和:3045

約数の個数: 32

約数和(自身を含む): 29495918592

約数和(自身を除く): 8266791759

約数列:

[1, 3, 31, 93, 127, 381, 911, 1973, 2733, 3937, 5919, 11811, 28241, 61163, 84723, 115697, 183489, 250571, 347091, 751713, 1797403, 3586607, 5392209, 7767701, 10759821, 23303103, 55719493, 167158479, 228270181, 684810543, 7076375611, 21229126833]

約数ペア:

[(1, 21229126833), (3, 7076375611), (31, 684810543), (93, 228270181), (127, 167158479), (381, 55719493), (911, 23303103), (1973, 10759821), (2733, 7767701), (3937, 5392209), (5919, 3586607), (11811, 1797403), (28241, 751713), (61163, 347091), (84723, 250571), (115697, 183489)]