21465321

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{701}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 29315520

約数和(自身を除く): 7850199

約数列:

[1, 3, 59, 173, 177, 519, 701, 2103, 10207, 30621, 41359, 121273, 124077, 363819, 7155107, 21465321]

約数ペア:

[(1, 21465321), (3, 7155107), (59, 363819), (173, 124077), (177, 121273), (519, 41359), (701, 30621), (2103, 10207)]