25290864004

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{21005701}}^1$

素因数の和:21005755

約数の個数: 24

約数和(自身を含む): 51758049728

約数和(自身を除く): 26467185724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 21005701, 42011402, 84022804, 147039907, 294079814, 588159628, 903245143, 1806490286, 3612980572, 6322716001, 12645432002, 25290864004]

約数ペア:

[(1, 25290864004), (2, 12645432002), (4, 6322716001), (7, 3612980572), (14, 1806490286), (28, 903245143), (43, 588159628), (86, 294079814), (172, 147039907), (301, 84022804), (602, 42011402), (1204, 21005701)]