21480802

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{37423}}^1$

素因数の和:37473

約数の個数: 16

約数和(自身を含む): 37723392

約数和(自身を除く): 16242590

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 37423, 74846, 261961, 523922, 1534343, 3068686, 10740401, 21480802]

約数ペア:

[(1, 21480802), (2, 10740401), (7, 3068686), (14, 1534343), (41, 523922), (82, 261961), (287, 74846), (574, 37423)]