21840690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{38317}}^1$

素因数の和:38346

約数の個数: 32

約数和(自身を含む): 55177920

約数和(自身を除く): 33337230

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 570, 38317, 76634, 114951, 191585, 229902, 383170, 574755, 728023, 1149510, 1456046, 2184069, 3640115, 4368138, 7280230, 10920345, 21840690]

約数ペア:

[(1, 21840690), (2, 10920345), (3, 7280230), (5, 4368138), (6, 3640115), (10, 2184069), (15, 1456046), (19, 1149510), (30, 728023), (38, 574755), (57, 383170), (95, 229902), (114, 191585), (190, 114951), (285, 76634), (570, 38317)]