2107539

素因数分解:

$3^6\times 7^2\times {\mathrm{59}}^1$

素因数の和:91

約数の個数: 42

約数和(自身を含む): 3738060

約数和(自身を除く): 1630521

約数列:

[1, 3, 7, 9, 21, 27, 49, 59, 63, 81, 147, 177, 189, 243, 413, 441, 531, 567, 729, 1239, 1323, 1593, 1701, 2891, 3717, 3969, 4779, 5103, 8673, 11151, 11907, 14337, 26019, 33453, 35721, 43011, 78057, 100359, 234171, 301077, 702513, 2107539]

約数ペア:

[(1, 2107539), (3, 702513), (7, 301077), (9, 234171), (21, 100359), (27, 78057), (49, 43011), (59, 35721), (63, 33453), (81, 26019), (147, 14337), (177, 11907), (189, 11151), (243, 8673), (413, 5103), (441, 4779), (531, 3969), (567, 3717), (729, 2891), (1239, 1701), (1323, 1593)]