21706443

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{5099}}^1$

素因数の和:5159

約数の個数: 24

約数和(自身を含む): 35006400

約数和(自身を除く): 13299957

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 5099, 15297, 45891, 56089, 168267, 219257, 504801, 657771, 1973313, 2411827, 7235481, 21706443]

約数ペア:

[(1, 21706443), (3, 7235481), (9, 2411827), (11, 1973313), (33, 657771), (43, 504801), (99, 219257), (129, 168267), (387, 56089), (473, 45891), (1419, 15297), (4257, 5099)]