21688548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258197}}^1$

素因数の和:258211

約数の個数: 24

約数和(自身を含む): 57836352

約数和(自身を除く): 36147804

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258197, 516394, 774591, 1032788, 1549182, 1807379, 3098364, 3614758, 5422137, 7229516, 10844274, 21688548]

約数ペア:

[(1, 21688548), (2, 10844274), (3, 7229516), (4, 5422137), (6, 3614758), (7, 3098364), (12, 1807379), (14, 1549182), (21, 1032788), (28, 774591), (42, 516394), (84, 258197)]