21675192

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:381

約数の個数: 128

約数和(自身を含む): 69603840

約数和(自身を除く): 47928648

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 37, 42, 44, 56, 66, 74, 77, 84, 88, 111, 132, 148, 154, 168, 222, 231, 259, 264, 296, 308, 317, 407, 444, 462, 518, 616, 634, 777, 814, 888, 924, 951, 1036, 1221, 1268, 1554, 1628, 1848, 1902, 2072, 2219, 2442, 2536, 2849, 3108, 3256, 3487, 3804, 4438, 4884, 5698, 6216, 6657, 6974, 7608, 8547, 8876, 9768, 10461, 11396, 11729, 13314, 13948, 17094, 17752, 20922, 22792, 23458, 24409, 26628, 27896, 34188, 35187, 41844, 46916, 48818, 53256, 68376, 70374, 73227, 82103, 83688, 93832, 97636, 129019, 140748, 146454, 164206, 195272, 246309, 258038, 281496, 292908, 328412, 387057, 492618, 516076, 585816, 656824, 774114, 903133, 985236, 1032152, 1548228, 1806266, 1970472, 2709399, 3096456, 3612532, 5418798, 7225064, 10837596, 21675192]

約数ペア:

[(1, 21675192), (2, 10837596), (3, 7225064), (4, 5418798), (6, 3612532), (7, 3096456), (8, 2709399), (11, 1970472), (12, 1806266), (14, 1548228), (21, 1032152), (22, 985236), (24, 903133), (28, 774114), (33, 656824), (37, 585816), (42, 516076), (44, 492618), (56, 387057), (66, 328412), (74, 292908), (77, 281496), (84, 258038), (88, 246309), (111, 195272), (132, 164206), (148, 146454), (154, 140748), (168, 129019), (222, 97636), (231, 93832), (259, 83688), (264, 82103), (296, 73227), (308, 70374), (317, 68376), (407, 53256), (444, 48818), (462, 46916), (518, 41844), (616, 35187), (634, 34188), (777, 27896), (814, 26628), (888, 24409), (924, 23458), (951, 22792), (1036, 20922), (1221, 17752), (1268, 17094), (1554, 13948), (1628, 13314), (1848, 11729), (1902, 11396), (2072, 10461), (2219, 9768), (2442, 8876), (2536, 8547), (2849, 7608), (3108, 6974), (3256, 6657), (3487, 6216), (3804, 5698), (4438, 4884)]