11721416

素因数分解:

$2^3\times 7^1\times {\mathrm{209311}}^1$

素因数の和:209324

約数の個数: 16

約数和(自身を含む): 25117440

約数和(自身を除く): 13396024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 209311, 418622, 837244, 1465177, 1674488, 2930354, 5860708, 11721416]

約数ペア:

[(1, 11721416), (2, 5860708), (4, 2930354), (7, 1674488), (8, 1465177), (14, 837244), (28, 418622), (56, 209311)]