21936695859

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{856133}}^1$

素因数の和:856228

約数の個数: 32

約数和(自身を含む): 35478192960

約数和(自身を除く): 13541497101

約数列:

[1, 3, 9, 13, 27, 39, 73, 117, 219, 351, 657, 949, 1971, 2847, 8541, 25623, 856133, 2568399, 7705197, 11129729, 23115591, 33389187, 62497709, 100167561, 187493127, 300502683, 562479381, 812470217, 1687438143, 2437410651, 7312231953, 21936695859]

約数ペア:

[(1, 21936695859), (3, 7312231953), (9, 2437410651), (13, 1687438143), (27, 812470217), (39, 562479381), (73, 300502683), (117, 187493127), (219, 100167561), (351, 62497709), (657, 33389187), (949, 23115591), (1971, 11129729), (2847, 7705197), (8541, 2568399), (25623, 856133)]