21306558

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{39023}}^1$

素因数の和:39048

約数の個数: 32

約数和(自身を含む): 52448256

約数和(自身を除く): 31141698

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 39023, 78046, 117069, 234138, 273161, 507299, 546322, 819483, 1014598, 1521897, 1638966, 3043794, 3551093, 7102186, 10653279, 21306558]

約数ペア:

[(1, 21306558), (2, 10653279), (3, 7102186), (6, 3551093), (7, 3043794), (13, 1638966), (14, 1521897), (21, 1014598), (26, 819483), (39, 546322), (42, 507299), (78, 273161), (91, 234138), (182, 117069), (273, 78046), (546, 39023)]