21629090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1251

約数の個数: 48

約数和(自身を含む): 46551672

約数和(自身を除く): 24922582

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1193, 1295, 1813, 2386, 2590, 3626, 5965, 8351, 9065, 11930, 16702, 18130, 41755, 44141, 58457, 83510, 88282, 116914, 220705, 292285, 308987, 441410, 584570, 617974, 1544935, 2162909, 3089870, 4325818, 10814545, 21629090]

約数ペア:

[(1, 21629090), (2, 10814545), (5, 4325818), (7, 3089870), (10, 2162909), (14, 1544935), (35, 617974), (37, 584570), (49, 441410), (70, 308987), (74, 292285), (98, 220705), (185, 116914), (245, 88282), (259, 83510), (370, 58457), (490, 44141), (518, 41755), (1193, 18130), (1295, 16702), (1813, 11930), (2386, 9065), (2590, 8351), (3626, 5965)]