21423804

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{41519}}^1$

素因数の和:41569

約数の個数: 24

約数和(自身を含む): 51152640

約数和(自身を除く): 29728836

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 41519, 83038, 124557, 166076, 249114, 498228, 1785317, 3570634, 5355951, 7141268, 10711902, 21423804]

約数ペア:

[(1, 21423804), (2, 10711902), (3, 7141268), (4, 5355951), (6, 3570634), (12, 1785317), (43, 498228), (86, 249114), (129, 166076), (172, 124557), (258, 83038), (516, 41519)]