21219576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{126307}}^1$

素因数の和:126323

約数の個数: 32

約数和(自身を含む): 60627840

約数和(自身を除く): 39408264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 126307, 252614, 378921, 505228, 757842, 884149, 1010456, 1515684, 1768298, 2652447, 3031368, 3536596, 5304894, 7073192, 10609788, 21219576]

約数ペア:

[(1, 21219576), (2, 10609788), (3, 7073192), (4, 5304894), (6, 3536596), (7, 3031368), (8, 2652447), (12, 1768298), (14, 1515684), (21, 1010456), (24, 884149), (28, 757842), (42, 505228), (56, 378921), (84, 252614), (168, 126307)]