21271166048

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{20759}}^1$

素因数の和:20892

約数の個数: 96

約数和(自身を含む): 47460349440

約数和(自身を除く): 26189183392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 71, 82, 88, 142, 164, 176, 284, 328, 352, 451, 568, 656, 781, 902, 1136, 1312, 1562, 1804, 2272, 2911, 3124, 3608, 5822, 6248, 7216, 11644, 12496, 14432, 20759, 23288, 24992, 32021, 41518, 46576, 64042, 83036, 93152, 128084, 166072, 228349, 256168, 332144, 456698, 512336, 664288, 851119, 913396, 1024672, 1473889, 1702238, 1826792, 2947778, 3404476, 3653584, 5895556, 6808952, 7307168, 9362309, 11791112, 13617904, 16212779, 18724618, 23582224, 27235808, 32425558, 37449236, 47164448, 60429449, 64851116, 74898472, 120858898, 129702232, 149796944, 241717796, 259404464, 299593888, 483435592, 518808928, 664723939, 966871184, 1329447878, 1933742368, 2658895756, 5317791512, 10635583024, 21271166048]

約数ペア:

[(1, 21271166048), (2, 10635583024), (4, 5317791512), (8, 2658895756), (11, 1933742368), (16, 1329447878), (22, 966871184), (32, 664723939), (41, 518808928), (44, 483435592), (71, 299593888), (82, 259404464), (88, 241717796), (142, 149796944), (164, 129702232), (176, 120858898), (284, 74898472), (328, 64851116), (352, 60429449), (451, 47164448), (568, 37449236), (656, 32425558), (781, 27235808), (902, 23582224), (1136, 18724618), (1312, 16212779), (1562, 13617904), (1804, 11791112), (2272, 9362309), (2911, 7307168), (3124, 6808952), (3608, 5895556), (5822, 3653584), (6248, 3404476), (7216, 2947778), (11644, 1826792), (12496, 1702238), (14432, 1473889), (20759, 1024672), (23288, 913396), (24992, 851119), (32021, 664288), (41518, 512336), (46576, 456698), (64042, 332144), (83036, 256168), (93152, 228349), (128084, 166072)]