21203570097

素因数分解:

$3^3\times {\mathrm{173}}^1\times {\mathrm{769}}^1\times {\mathrm{5903}}^1$

素因数の和:6854

約数の個数: 32

約数和(自身を含む): 31640716800

約数和(自身を除く): 10437146703

約数列:

[1, 3, 9, 27, 173, 519, 769, 1557, 2307, 4671, 5903, 6921, 17709, 20763, 53127, 133037, 159381, 399111, 1021219, 1197333, 3063657, 3591999, 4539407, 9190971, 13618221, 27572913, 40854663, 122563989, 785317411, 2355952233, 7067856699, 21203570097]

約数ペア:

[(1, 21203570097), (3, 7067856699), (9, 2355952233), (27, 785317411), (173, 122563989), (519, 40854663), (769, 27572913), (1557, 13618221), (2307, 9190971), (4671, 4539407), (5903, 3591999), (6921, 3063657), (17709, 1197333), (20763, 1021219), (53127, 399111), (133037, 159381)]