21497350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3649

約数の個数: 48

約数和(自身を含む): 48398688

約数和(自身を除く): 26901338

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 50, 70, 85, 119, 170, 175, 238, 350, 425, 595, 850, 1190, 2975, 3613, 5950, 7226, 18065, 25291, 36130, 50582, 61421, 90325, 122842, 126455, 180650, 252910, 307105, 429947, 614210, 632275, 859894, 1264550, 1535525, 2149735, 3071050, 4299470, 10748675, 21497350]

約数ペア:

[(1, 21497350), (2, 10748675), (5, 4299470), (7, 3071050), (10, 2149735), (14, 1535525), (17, 1264550), (25, 859894), (34, 632275), (35, 614210), (50, 429947), (70, 307105), (85, 252910), (119, 180650), (170, 126455), (175, 122842), (238, 90325), (350, 61421), (425, 50582), (595, 36130), (850, 25291), (1190, 18065), (2975, 7226), (3613, 5950)]