21412962

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 53913600

約数和(自身を除く): 32500638

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 29, 34, 38, 51, 57, 58, 87, 102, 114, 127, 153, 171, 174, 254, 261, 306, 323, 342, 381, 493, 522, 551, 646, 762, 969, 986, 1102, 1143, 1479, 1653, 1938, 2159, 2286, 2413, 2907, 2958, 3306, 3683, 4318, 4437, 4826, 4959, 5814, 6477, 7239, 7366, 8874, 9367, 9918, 11049, 12954, 14478, 18734, 19431, 21717, 22098, 28101, 33147, 38862, 41021, 43434, 56202, 62611, 66294, 69977, 82042, 84303, 123063, 125222, 139954, 168606, 187833, 209931, 246126, 369189, 375666, 419862, 563499, 629793, 738378, 1126998, 1189609, 1259586, 2379218, 3568827, 7137654, 10706481, 21412962]

約数ペア:

[(1, 21412962), (2, 10706481), (3, 7137654), (6, 3568827), (9, 2379218), (17, 1259586), (18, 1189609), (19, 1126998), (29, 738378), (34, 629793), (38, 563499), (51, 419862), (57, 375666), (58, 369189), (87, 246126), (102, 209931), (114, 187833), (127, 168606), (153, 139954), (171, 125222), (174, 123063), (254, 84303), (261, 82042), (306, 69977), (323, 66294), (342, 62611), (381, 56202), (493, 43434), (522, 41021), (551, 38862), (646, 33147), (762, 28101), (969, 22098), (986, 21717), (1102, 19431), (1143, 18734), (1479, 14478), (1653, 12954), (1938, 11049), (2159, 9918), (2286, 9367), (2413, 8874), (2907, 7366), (2958, 7239), (3306, 6477), (3683, 5814), (4318, 4959), (4437, 4826)]