21164155488

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{70457}}^1$

素因数の和:70629

約数の個数: 144

約数和(自身を含む): 69246122400

約数和(自身を除く): 48081966912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 149, 168, 224, 252, 288, 298, 336, 447, 504, 596, 672, 894, 1008, 1043, 1192, 1341, 1788, 2016, 2086, 2384, 2682, 3129, 3576, 4172, 4768, 5364, 6258, 7152, 8344, 9387, 10728, 12516, 14304, 16688, 18774, 21456, 25032, 33376, 37548, 42912, 50064, 70457, 75096, 100128, 140914, 150192, 211371, 281828, 300384, 422742, 493199, 563656, 634113, 845484, 986398, 1127312, 1268226, 1479597, 1690968, 1972796, 2254624, 2536452, 2959194, 3381936, 3945592, 4438791, 5072904, 5918388, 6763872, 7891184, 8877582, 10145808, 10498093, 11836776, 15782368, 17755164, 20291616, 20996186, 23673552, 31494279, 35510328, 41992372, 47347104, 62988558, 71020656, 73486651, 83984744, 94482837, 125977116, 142041312, 146973302, 167969488, 188965674, 220459953, 251954232, 293946604, 335938976, 377931348, 440919906, 503908464, 587893208, 661379859, 755862696, 881839812, 1007816928, 1175786416, 1322759718, 1511725392, 1763679624, 2351572832, 2645519436, 3023450784, 3527359248, 5291038872, 7054718496, 10582077744, 21164155488]

約数ペア:

[(1, 21164155488), (2, 10582077744), (3, 7054718496), (4, 5291038872), (6, 3527359248), (7, 3023450784), (8, 2645519436), (9, 2351572832), (12, 1763679624), (14, 1511725392), (16, 1322759718), (18, 1175786416), (21, 1007816928), (24, 881839812), (28, 755862696), (32, 661379859), (36, 587893208), (42, 503908464), (48, 440919906), (56, 377931348), (63, 335938976), (72, 293946604), (84, 251954232), (96, 220459953), (112, 188965674), (126, 167969488), (144, 146973302), (149, 142041312), (168, 125977116), (224, 94482837), (252, 83984744), (288, 73486651), (298, 71020656), (336, 62988558), (447, 47347104), (504, 41992372), (596, 35510328), (672, 31494279), (894, 23673552), (1008, 20996186), (1043, 20291616), (1192, 17755164), (1341, 15782368), (1788, 11836776), (2016, 10498093), (2086, 10145808), (2384, 8877582), (2682, 7891184), (3129, 6763872), (3576, 5918388), (4172, 5072904), (4768, 4438791), (5364, 3945592), (6258, 3381936), (7152, 2959194), (8344, 2536452), (9387, 2254624), (10728, 1972796), (12516, 1690968), (14304, 1479597), (16688, 1268226), (18774, 1127312), (21456, 986398), (25032, 845484), (33376, 634113), (37548, 563656), (42912, 493199), (50064, 422742), (70457, 300384), (75096, 281828), (100128, 211371), (140914, 150192)]