21572244

素因数分解:

$2^2\times 3^4\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:634

約数の個数: 60

約数和(自身を含む): 56918400

約数和(自身を除く): 35346156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 139, 162, 278, 324, 417, 479, 556, 834, 958, 1251, 1437, 1668, 1916, 2502, 2874, 3753, 4311, 5004, 5748, 7506, 8622, 11259, 12933, 15012, 17244, 22518, 25866, 38799, 45036, 51732, 66581, 77598, 133162, 155196, 199743, 266324, 399486, 599229, 798972, 1198458, 1797687, 2396916, 3595374, 5393061, 7190748, 10786122, 21572244]

約数ペア:

[(1, 21572244), (2, 10786122), (3, 7190748), (4, 5393061), (6, 3595374), (9, 2396916), (12, 1797687), (18, 1198458), (27, 798972), (36, 599229), (54, 399486), (81, 266324), (108, 199743), (139, 155196), (162, 133162), (278, 77598), (324, 66581), (417, 51732), (479, 45036), (556, 38799), (834, 25866), (958, 22518), (1251, 17244), (1437, 15012), (1668, 12933), (1916, 11259), (2502, 8622), (2874, 7506), (3753, 5748), (4311, 5004)]