21202104

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{149}}^1$

素因数の和:194

約数の個数: 144

約数和(自身を含む): 68229000

約数和(自身を除く): 47026896

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 121, 132, 147, 149, 154, 168, 196, 231, 242, 264, 294, 298, 308, 363, 392, 447, 462, 484, 539, 588, 596, 616, 726, 847, 894, 924, 968, 1043, 1078, 1176, 1192, 1452, 1617, 1639, 1694, 1788, 1848, 2086, 2156, 2541, 2904, 3129, 3234, 3278, 3388, 3576, 4172, 4312, 4917, 5082, 5929, 6258, 6468, 6556, 6776, 7301, 8344, 9834, 10164, 11473, 11858, 12516, 12936, 13112, 14602, 17787, 18029, 19668, 20328, 21903, 22946, 23716, 25032, 29204, 34419, 35574, 36058, 39336, 43806, 45892, 47432, 54087, 58408, 68838, 71148, 72116, 80311, 87612, 91784, 108174, 126203, 137676, 142296, 144232, 160622, 175224, 216348, 240933, 252406, 275352, 321244, 378609, 432696, 481866, 504812, 642488, 757218, 883421, 963732, 1009624, 1514436, 1766842, 1927464, 2650263, 3028872, 3533684, 5300526, 7067368, 10601052, 21202104]

約数ペア:

[(1, 21202104), (2, 10601052), (3, 7067368), (4, 5300526), (6, 3533684), (7, 3028872), (8, 2650263), (11, 1927464), (12, 1766842), (14, 1514436), (21, 1009624), (22, 963732), (24, 883421), (28, 757218), (33, 642488), (42, 504812), (44, 481866), (49, 432696), (56, 378609), (66, 321244), (77, 275352), (84, 252406), (88, 240933), (98, 216348), (121, 175224), (132, 160622), (147, 144232), (149, 142296), (154, 137676), (168, 126203), (196, 108174), (231, 91784), (242, 87612), (264, 80311), (294, 72116), (298, 71148), (308, 68838), (363, 58408), (392, 54087), (447, 47432), (462, 45892), (484, 43806), (539, 39336), (588, 36058), (596, 35574), (616, 34419), (726, 29204), (847, 25032), (894, 23716), (924, 22946), (968, 21903), (1043, 20328), (1078, 19668), (1176, 18029), (1192, 17787), (1452, 14602), (1617, 13112), (1639, 12936), (1694, 12516), (1788, 11858), (1848, 11473), (2086, 10164), (2156, 9834), (2541, 8344), (2904, 7301), (3129, 6776), (3234, 6556), (3278, 6468), (3388, 6258), (3576, 5929), (4172, 5082), (4312, 4917)]