21581244045

素因数分解:

$3^3\times 5^1\times {\mathrm{233}}^1\times {\mathrm{686099}}^1$

素因数の和:686346

約数の個数: 32

約数和(自身を含む): 38531376000

約数和(自身を除く): 16950131955

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 233, 699, 1165, 2097, 3495, 6291, 10485, 31455, 686099, 2058297, 3430495, 6174891, 10291485, 18524673, 30874455, 92623365, 159861067, 479583201, 799305335, 1438749603, 2397916005, 4316248809, 7193748015, 21581244045]

約数ペア:

[(1, 21581244045), (3, 7193748015), (5, 4316248809), (9, 2397916005), (15, 1438749603), (27, 799305335), (45, 479583201), (135, 159861067), (233, 92623365), (699, 30874455), (1165, 18524673), (2097, 10291485), (3495, 6174891), (6291, 3430495), (10485, 2058297), (31455, 686099)]