21449316

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255349}}^1$

素因数の和:255363

約数の個数: 24

約数和(自身を含む): 57198400

約数和(自身を除く): 35749084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255349, 510698, 766047, 1021396, 1532094, 1787443, 3064188, 3574886, 5362329, 7149772, 10724658, 21449316]

約数ペア:

[(1, 21449316), (2, 10724658), (3, 7149772), (4, 5362329), (6, 3574886), (7, 3064188), (12, 1787443), (14, 1532094), (21, 1021396), (28, 766047), (42, 510698), (84, 255349)]