21462489

素因数分解:

$3^6\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 28

約数和(自身を含む): 32790000

約数和(自身を除く): 11327511

約数列:

[1, 3, 9, 27, 59, 81, 177, 243, 499, 531, 729, 1497, 1593, 4491, 4779, 13473, 14337, 29441, 40419, 43011, 88323, 121257, 264969, 363771, 794907, 2384721, 7154163, 21462489]

約数ペア:

[(1, 21462489), (3, 7154163), (9, 2384721), (27, 794907), (59, 363771), (81, 264969), (177, 121257), (243, 88323), (499, 43011), (531, 40419), (729, 29441), (1497, 14337), (1593, 13473), (4491, 4779)]