21346020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{118589}}^1$

素因数の和:118604

約数の個数: 36

約数和(自身を含む): 64750140

約数和(自身を除く): 43404120

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 118589, 237178, 355767, 474356, 592945, 711534, 1067301, 1185890, 1423068, 1778835, 2134602, 2371780, 3557670, 4269204, 5336505, 7115340, 10673010, 21346020]

約数ペア:

[(1, 21346020), (2, 10673010), (3, 7115340), (4, 5336505), (5, 4269204), (6, 3557670), (9, 2371780), (10, 2134602), (12, 1778835), (15, 1423068), (18, 1185890), (20, 1067301), (30, 711534), (36, 592945), (45, 474356), (60, 355767), (90, 237178), (180, 118589)]