21374325686

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1\times {\mathrm{15277}}^1$

素因数の和:15433

約数の個数: 48

約数和(自身を含む): 38177155296

約数和(自身を除く): 16802829610

約数列:

[1, 2, 7, 14, 37, 73, 74, 146, 259, 511, 518, 1022, 1369, 2701, 2738, 5402, 9583, 15277, 18907, 19166, 30554, 37814, 99937, 106939, 199874, 213878, 565249, 699559, 1115221, 1130498, 1399118, 2230442, 3956743, 7806547, 7913486, 15613094, 20914213, 41263177, 41828426, 82526354, 146399491, 288842239, 292798982, 577684478, 1526737549, 3053475098, 10687162843, 21374325686]

約数ペア:

[(1, 21374325686), (2, 10687162843), (7, 3053475098), (14, 1526737549), (37, 577684478), (73, 292798982), (74, 288842239), (146, 146399491), (259, 82526354), (511, 41828426), (518, 41263177), (1022, 20914213), (1369, 15613094), (2701, 7913486), (2738, 7806547), (5402, 3956743), (9583, 2230442), (15277, 1399118), (18907, 1130498), (19166, 1115221), (30554, 699559), (37814, 565249), (99937, 213878), (106939, 199874)]