21031454976

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{12743}}^1$

素因数の和:13076

約数の個数: 144

約数和(自身を含む): 64184085504

約数和(自身を除く): 43152630528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 307, 336, 384, 448, 614, 672, 768, 896, 921, 1228, 1344, 1792, 1842, 2149, 2456, 2688, 3684, 4298, 4912, 5376, 6447, 7368, 8596, 9824, 12743, 12894, 14736, 17192, 19648, 25486, 25788, 29472, 34384, 38229, 39296, 50972, 51576, 58944, 68768, 76458, 78592, 89201, 101944, 103152, 117888, 137536, 152916, 178402, 203888, 206304, 235776, 267603, 275072, 305832, 356804, 407776, 412608, 535206, 550144, 611664, 713608, 815552, 825216, 1070412, 1223328, 1427216, 1631104, 1650432, 2140824, 2446656, 2854432, 3262208, 3912101, 4281648, 4893312, 5708864, 7824202, 8563296, 9786624, 11417728, 11736303, 15648404, 17126592, 22835456, 23472606, 27384707, 31296808, 34253184, 46945212, 54769414, 62593616, 68506368, 82154121, 93890424, 109538828, 125187232, 164308242, 187780848, 219077656, 250374464, 328616484, 375561696, 438155312, 500748928, 657232968, 751123392, 876310624, 1001497856, 1314465936, 1502246784, 1752621248, 2628931872, 3004493568, 3505242496, 5257863744, 7010484992, 10515727488, 21031454976]

約数ペア:

[(1, 21031454976), (2, 10515727488), (3, 7010484992), (4, 5257863744), (6, 3505242496), (7, 3004493568), (8, 2628931872), (12, 1752621248), (14, 1502246784), (16, 1314465936), (21, 1001497856), (24, 876310624), (28, 751123392), (32, 657232968), (42, 500748928), (48, 438155312), (56, 375561696), (64, 328616484), (84, 250374464), (96, 219077656), (112, 187780848), (128, 164308242), (168, 125187232), (192, 109538828), (224, 93890424), (256, 82154121), (307, 68506368), (336, 62593616), (384, 54769414), (448, 46945212), (614, 34253184), (672, 31296808), (768, 27384707), (896, 23472606), (921, 22835456), (1228, 17126592), (1344, 15648404), (1792, 11736303), (1842, 11417728), (2149, 9786624), (2456, 8563296), (2688, 7824202), (3684, 5708864), (4298, 4893312), (4912, 4281648), (5376, 3912101), (6447, 3262208), (7368, 2854432), (8596, 2446656), (9824, 2140824), (12743, 1650432), (12894, 1631104), (14736, 1427216), (17192, 1223328), (19648, 1070412), (25486, 825216), (25788, 815552), (29472, 713608), (34384, 611664), (38229, 550144), (39296, 535206), (50972, 412608), (51576, 407776), (58944, 356804), (68768, 305832), (76458, 275072), (78592, 267603), (89201, 235776), (101944, 206304), (103152, 203888), (117888, 178402), (137536, 152916)]