21554883

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1933}}^1$

素因数の和:2008

約数の個数: 32

約数和(自身を含む): 37132800

約数和(自身を除く): 15577917

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 1933, 3717, 5799, 11151, 13531, 17397, 40593, 52191, 114047, 121779, 342141, 365337, 798329, 1026423, 2394987, 3079269, 7184961, 21554883]

約数ペア:

[(1, 21554883), (3, 7184961), (7, 3079269), (9, 2394987), (21, 1026423), (27, 798329), (59, 365337), (63, 342141), (177, 121779), (189, 114047), (413, 52191), (531, 40593), (1239, 17397), (1593, 13531), (1933, 11151), (3717, 5799)]