21490165536

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{3373}}^1$

素因数の和:3911

約数の個数: 192

約数和(自身を含む): 68019840000

約数和(自身を除く): 46529674464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 56, 57, 76, 84, 96, 112, 114, 133, 152, 168, 224, 228, 266, 304, 336, 399, 456, 499, 532, 608, 672, 798, 912, 998, 1064, 1497, 1596, 1824, 1996, 2128, 2994, 3192, 3373, 3493, 3992, 4256, 5988, 6384, 6746, 6986, 7984, 9481, 10119, 10479, 11976, 12768, 13492, 13972, 15968, 18962, 20238, 20958, 23611, 23952, 26984, 27944, 28443, 37924, 40476, 41916, 47222, 47904, 53968, 55888, 56886, 64087, 66367, 70833, 75848, 80952, 83832, 94444, 107936, 111776, 113772, 128174, 132734, 141666, 151696, 161904, 167664, 188888, 192261, 199101, 227544, 256348, 265468, 283332, 303392, 323808, 335328, 377776, 384522, 398202, 448609, 455088, 512696, 530936, 566664, 755552, 769044, 796404, 897218, 910176, 1025392, 1061872, 1133328, 1345827, 1538088, 1592808, 1683127, 1794436, 2050784, 2123744, 2266656, 2691654, 3076176, 3185616, 3366254, 3588872, 5049381, 5383308, 6152352, 6371232, 6732508, 7177744, 10098762, 10766616, 11781889, 13465016, 14355488, 20197524, 21533232, 23563778, 26930032, 31979413, 35345667, 40395048, 43066464, 47127556, 53860064, 63958826, 70691334, 80790096, 94255112, 95938239, 127917652, 141382668, 161580192, 188510224, 191876478, 223855891, 255835304, 282765336, 377020448, 383752956, 447711782, 511670608, 565530672, 671567673, 767505912, 895423564, 1023341216, 1131061344, 1343135346, 1535011824, 1790847128, 2686270692, 3070023648, 3581694256, 5372541384, 7163388512, 10745082768, 21490165536]

約数ペア:

[(1, 21490165536), (2, 10745082768), (3, 7163388512), (4, 5372541384), (6, 3581694256), (7, 3070023648), (8, 2686270692), (12, 1790847128), (14, 1535011824), (16, 1343135346), (19, 1131061344), (21, 1023341216), (24, 895423564), (28, 767505912), (32, 671567673), (38, 565530672), (42, 511670608), (48, 447711782), (56, 383752956), (57, 377020448), (76, 282765336), (84, 255835304), (96, 223855891), (112, 191876478), (114, 188510224), (133, 161580192), (152, 141382668), (168, 127917652), (224, 95938239), (228, 94255112), (266, 80790096), (304, 70691334), (336, 63958826), (399, 53860064), (456, 47127556), (499, 43066464), (532, 40395048), (608, 35345667), (672, 31979413), (798, 26930032), (912, 23563778), (998, 21533232), (1064, 20197524), (1497, 14355488), (1596, 13465016), (1824, 11781889), (1996, 10766616), (2128, 10098762), (2994, 7177744), (3192, 6732508), (3373, 6371232), (3493, 6152352), (3992, 5383308), (4256, 5049381), (5988, 3588872), (6384, 3366254), (6746, 3185616), (6986, 3076176), (7984, 2691654), (9481, 2266656), (10119, 2123744), (10479, 2050784), (11976, 1794436), (12768, 1683127), (13492, 1592808), (13972, 1538088), (15968, 1345827), (18962, 1133328), (20238, 1061872), (20958, 1025392), (23611, 910176), (23952, 897218), (26984, 796404), (27944, 769044), (28443, 755552), (37924, 566664), (40476, 530936), (41916, 512696), (47222, 455088), (47904, 448609), (53968, 398202), (55888, 384522), (56886, 377776), (64087, 335328), (66367, 323808), (70833, 303392), (75848, 283332), (80952, 265468), (83832, 256348), (94444, 227544), (107936, 199101), (111776, 192261), (113772, 188888), (128174, 167664), (132734, 161904), (141666, 151696)]