21569436

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 64762880

約数和(自身を除く): 43193444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 103, 108, 126, 189, 206, 252, 277, 309, 378, 412, 554, 618, 721, 756, 831, 927, 1108, 1236, 1442, 1662, 1854, 1939, 2163, 2493, 2781, 2884, 3324, 3708, 3878, 4326, 4986, 5562, 5817, 6489, 7479, 7756, 8652, 9972, 11124, 11634, 12978, 14958, 17451, 19467, 23268, 25956, 28531, 29916, 34902, 38934, 52353, 57062, 69804, 77868, 85593, 104706, 114124, 171186, 199717, 209412, 256779, 342372, 399434, 513558, 599151, 770337, 798868, 1027116, 1198302, 1540674, 1797453, 2396604, 3081348, 3594906, 5392359, 7189812, 10784718, 21569436]

約数ペア:

[(1, 21569436), (2, 10784718), (3, 7189812), (4, 5392359), (6, 3594906), (7, 3081348), (9, 2396604), (12, 1797453), (14, 1540674), (18, 1198302), (21, 1027116), (27, 798868), (28, 770337), (36, 599151), (42, 513558), (54, 399434), (63, 342372), (84, 256779), (103, 209412), (108, 199717), (126, 171186), (189, 114124), (206, 104706), (252, 85593), (277, 77868), (309, 69804), (378, 57062), (412, 52353), (554, 38934), (618, 34902), (721, 29916), (756, 28531), (831, 25956), (927, 23268), (1108, 19467), (1236, 17451), (1442, 14958), (1662, 12978), (1854, 11634), (1939, 11124), (2163, 9972), (2493, 8652), (2781, 7756), (2884, 7479), (3324, 6489), (3708, 5817), (3878, 5562), (4326, 4986)]