21158446749824

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{155747}}^1$

素因数の和:156086

約数の個数: 128

約数和(自身を含む): 43495407544320

約数和(自身を除く): 22336960794496

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 127, 128, 137, 244, 254, 274, 488, 508, 548, 976, 1016, 1096, 1952, 2032, 2192, 3904, 4064, 4384, 7747, 7808, 8128, 8357, 8768, 15494, 16256, 16714, 17399, 17536, 30988, 33428, 34798, 61976, 66856, 69596, 123952, 133712, 139192, 155747, 247904, 267424, 278384, 311494, 495808, 534848, 556768, 622988, 991616, 1061339, 1069696, 1113536, 1245976, 2122678, 2227072, 2491952, 4245356, 4983904, 8490712, 9500567, 9967808, 16981424, 19001134, 19779869, 19935616, 21337339, 33962848, 38002268, 39559738, 42674678, 67925696, 76004536, 79119476, 85349356, 135851392, 152009072, 158238952, 170698712, 304018144, 316477904, 341397424, 608036288, 632955808, 682794848, 1206572009, 1216072576, 1265911616, 1301577679, 1365589696, 2413144018, 2531823232, 2603155358, 2709842053, 2731179392, 4826288036, 5206310716, 5419684106, 9652576072, 10412621432, 10839368212, 19305152144, 20825242864, 21678736424, 38610304288, 41650485728, 43357472848, 77220608576, 83300971456, 86714945696, 154441217152, 165300365233, 166601942912, 173429891392, 330600730466, 346859782784, 661201460932, 1322402921864, 2644805843728, 5289611687456, 10579223374912, 21158446749824]

約数ペア:

[(1, 21158446749824), (2, 10579223374912), (4, 5289611687456), (8, 2644805843728), (16, 1322402921864), (32, 661201460932), (61, 346859782784), (64, 330600730466), (122, 173429891392), (127, 166601942912), (128, 165300365233), (137, 154441217152), (244, 86714945696), (254, 83300971456), (274, 77220608576), (488, 43357472848), (508, 41650485728), (548, 38610304288), (976, 21678736424), (1016, 20825242864), (1096, 19305152144), (1952, 10839368212), (2032, 10412621432), (2192, 9652576072), (3904, 5419684106), (4064, 5206310716), (4384, 4826288036), (7747, 2731179392), (7808, 2709842053), (8128, 2603155358), (8357, 2531823232), (8768, 2413144018), (15494, 1365589696), (16256, 1301577679), (16714, 1265911616), (17399, 1216072576), (17536, 1206572009), (30988, 682794848), (33428, 632955808), (34798, 608036288), (61976, 341397424), (66856, 316477904), (69596, 304018144), (123952, 170698712), (133712, 158238952), (139192, 152009072), (155747, 135851392), (247904, 85349356), (267424, 79119476), (278384, 76004536), (311494, 67925696), (495808, 42674678), (534848, 39559738), (556768, 38002268), (622988, 33962848), (991616, 21337339), (1061339, 19935616), (1069696, 19779869), (1113536, 19001134), (1245976, 16981424), (2122678, 9967808), (2227072, 9500567), (2491952, 8490712), (4245356, 4983904)]