21190131648

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{71993}}^1$

素因数の和:72091

約数の個数: 168

約数和(自身を含む): 70366359648

約数和(自身を除く): 49176228000

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 73, 84, 96, 112, 126, 144, 146, 168, 192, 219, 224, 252, 288, 292, 336, 438, 448, 504, 511, 576, 584, 657, 672, 876, 1008, 1022, 1168, 1314, 1344, 1533, 1752, 2016, 2044, 2336, 2628, 3066, 3504, 4032, 4088, 4599, 4672, 5256, 6132, 7008, 8176, 9198, 10512, 12264, 14016, 16352, 18396, 21024, 24528, 32704, 36792, 42048, 49056, 71993, 73584, 98112, 143986, 147168, 215979, 287972, 294336, 431958, 503951, 575944, 647937, 863916, 1007902, 1151888, 1295874, 1511853, 1727832, 2015804, 2303776, 2591748, 3023706, 3455664, 4031608, 4535559, 4607552, 5183496, 5255489, 6047412, 6911328, 8063216, 9071118, 10366992, 10510978, 12094824, 13822656, 15766467, 16126432, 18142236, 20733984, 21021956, 24189648, 31532934, 32252864, 36284472, 36788423, 41467968, 42043912, 47299401, 48379296, 63065868, 72568944, 73576846, 84087824, 94598802, 96758592, 110365269, 126131736, 145137888, 147153692, 168175648, 189197604, 220730538, 252263472, 290275776, 294307384, 331095807, 336351296, 378395208, 441461076, 504526944, 588614768, 662191614, 756790416, 882922152, 1009053888, 1177229536, 1324383228, 1513580832, 1765844304, 2354459072, 2648766456, 3027161664, 3531688608, 5297532912, 7063377216, 10595065824, 21190131648]

約数ペア:

[(1, 21190131648), (2, 10595065824), (3, 7063377216), (4, 5297532912), (6, 3531688608), (7, 3027161664), (8, 2648766456), (9, 2354459072), (12, 1765844304), (14, 1513580832), (16, 1324383228), (18, 1177229536), (21, 1009053888), (24, 882922152), (28, 756790416), (32, 662191614), (36, 588614768), (42, 504526944), (48, 441461076), (56, 378395208), (63, 336351296), (64, 331095807), (72, 294307384), (73, 290275776), (84, 252263472), (96, 220730538), (112, 189197604), (126, 168175648), (144, 147153692), (146, 145137888), (168, 126131736), (192, 110365269), (219, 96758592), (224, 94598802), (252, 84087824), (288, 73576846), (292, 72568944), (336, 63065868), (438, 48379296), (448, 47299401), (504, 42043912), (511, 41467968), (576, 36788423), (584, 36284472), (657, 32252864), (672, 31532934), (876, 24189648), (1008, 21021956), (1022, 20733984), (1168, 18142236), (1314, 16126432), (1344, 15766467), (1533, 13822656), (1752, 12094824), (2016, 10510978), (2044, 10366992), (2336, 9071118), (2628, 8063216), (3066, 6911328), (3504, 6047412), (4032, 5255489), (4088, 5183496), (4599, 4607552), (4672, 4535559), (5256, 4031608), (6132, 3455664), (7008, 3023706), (8176, 2591748), (9198, 2303776), (10512, 2015804), (12264, 1727832), (14016, 1511853), (16352, 1295874), (18396, 1151888), (21024, 1007902), (24528, 863916), (32704, 647937), (36792, 575944), (42048, 503951), (49056, 431958), (71993, 294336), (73584, 287972), (98112, 215979), (143986, 147168)]