25297244

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21011}}^1$

素因数の和:21065

約数の個数: 24

約数和(自身を含む): 51773568

約数和(自身を除く): 26476324

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 21011, 42022, 84044, 147077, 294154, 588308, 903473, 1806946, 3613892, 6324311, 12648622, 25297244]

約数ペア:

[(1, 25297244), (2, 12648622), (4, 6324311), (7, 3613892), (14, 1806946), (28, 903473), (43, 588308), (86, 294154), (172, 147077), (301, 84044), (602, 42022), (1204, 21011)]