21495564

素因数分解:

$2^2\times 3^3\times {\mathrm{199033}}^1$

素因数の和:199046

約数の個数: 24

約数和(自身を含む): 55729520

約数和(自身を除く): 34233956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 199033, 398066, 597099, 796132, 1194198, 1791297, 2388396, 3582594, 5373891, 7165188, 10747782, 21495564]

約数ペア:

[(1, 21495564), (2, 10747782), (3, 7165188), (4, 5373891), (6, 3582594), (9, 2388396), (12, 1791297), (18, 1194198), (27, 796132), (36, 597099), (54, 398066), (108, 199033)]