20898999

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{6397}}^1$

素因数の和:6428

約数の個数: 24

約数和(自身を含む): 34037360

約数和(自身を除く): 13138361

約数列:

[1, 3, 9, 11, 27, 33, 99, 121, 297, 363, 1089, 3267, 6397, 19191, 57573, 70367, 172719, 211101, 633303, 774037, 1899909, 2322111, 6966333, 20898999]

約数ペア:

[(1, 20898999), (3, 6966333), (9, 2322111), (11, 1899909), (27, 774037), (33, 633303), (99, 211101), (121, 172719), (297, 70367), (363, 57573), (1089, 19191), (3267, 6397)]