21385211904

素因数分解:

$2^{12}\times 3^2\times 7^2\times {\mathrm{11839}}^1$

素因数の和:11883

約数の個数: 234

約数和(自身を含む): 71863247040

約数和(自身を除く): 50478035136

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 128, 144, 147, 168, 192, 196, 224, 252, 256, 288, 294, 336, 384, 392, 441, 448, 504, 512, 576, 588, 672, 768, 784, 882, 896, 1008, 1024, 1152, 1176, 1344, 1536, 1568, 1764, 1792, 2016, 2048, 2304, 2352, 2688, 3072, 3136, 3528, 3584, 4032, 4096, 4608, 4704, 5376, 6144, 6272, 7056, 7168, 8064, 9216, 9408, 10752, 11839, 12288, 12544, 14112, 14336, 16128, 18432, 18816, 21504, 23678, 25088, 28224, 28672, 32256, 35517, 36864, 37632, 43008, 47356, 50176, 56448, 64512, 71034, 75264, 82873, 86016, 94712, 100352, 106551, 112896, 129024, 142068, 150528, 165746, 189424, 200704, 213102, 225792, 248619, 258048, 284136, 301056, 331492, 378848, 426204, 451584, 497238, 568272, 580111, 602112, 662984, 745857, 757696, 852408, 903168, 994476, 1136544, 1160222, 1325968, 1491714, 1515392, 1704816, 1740333, 1806336, 1988952, 2273088, 2320444, 2651936, 2983428, 3030784, 3409632, 3480666, 3977904, 4546176, 4640888, 5220999, 5303872, 5966856, 6061568, 6819264, 6961332, 7955808, 9092352, 9281776, 10441998, 10607744, 11933712, 12123136, 13638528, 13922664, 15911616, 18184704, 18563552, 20883996, 21215488, 23867424, 24246272, 27277056, 27845328, 31823232, 36369408, 37127104, 41767992, 42430976, 47734848, 48492544, 54554112, 55690656, 63646464, 72738816, 74254208, 83535984, 84861952, 95469696, 109108224, 111381312, 127292928, 145477632, 148508416, 167071968, 169723904, 190939392, 218216448, 222762624, 254585856, 297016832, 334143936, 339447808, 381878784, 436432896, 445525248, 509171712, 594033664, 668287872, 763757568, 891050496, 1018343424, 1188067328, 1336575744, 1527515136, 1782100992, 2376134656, 2673151488, 3055030272, 3564201984, 5346302976, 7128403968, 10692605952, 21385211904]

約数ペア:

[(1, 21385211904), (2, 10692605952), (3, 7128403968), (4, 5346302976), (6, 3564201984), (7, 3055030272), (8, 2673151488), (9, 2376134656), (12, 1782100992), (14, 1527515136), (16, 1336575744), (18, 1188067328), (21, 1018343424), (24, 891050496), (28, 763757568), (32, 668287872), (36, 594033664), (42, 509171712), (48, 445525248), (49, 436432896), (56, 381878784), (63, 339447808), (64, 334143936), (72, 297016832), (84, 254585856), (96, 222762624), (98, 218216448), (112, 190939392), (126, 169723904), (128, 167071968), (144, 148508416), (147, 145477632), (168, 127292928), (192, 111381312), (196, 109108224), (224, 95469696), (252, 84861952), (256, 83535984), (288, 74254208), (294, 72738816), (336, 63646464), (384, 55690656), (392, 54554112), (441, 48492544), (448, 47734848), (504, 42430976), (512, 41767992), (576, 37127104), (588, 36369408), (672, 31823232), (768, 27845328), (784, 27277056), (882, 24246272), (896, 23867424), (1008, 21215488), (1024, 20883996), (1152, 18563552), (1176, 18184704), (1344, 15911616), (1536, 13922664), (1568, 13638528), (1764, 12123136), (1792, 11933712), (2016, 10607744), (2048, 10441998), (2304, 9281776), (2352, 9092352), (2688, 7955808), (3072, 6961332), (3136, 6819264), (3528, 6061568), (3584, 5966856), (4032, 5303872), (4096, 5220999), (4608, 4640888), (4704, 4546176), (5376, 3977904), (6144, 3480666), (6272, 3409632), (7056, 3030784), (7168, 2983428), (8064, 2651936), (9216, 2320444), (9408, 2273088), (10752, 1988952), (11839, 1806336), (12288, 1740333), (12544, 1704816), (14112, 1515392), (14336, 1491714), (16128, 1325968), (18432, 1160222), (18816, 1136544), (21504, 994476), (23678, 903168), (25088, 852408), (28224, 757696), (28672, 745857), (32256, 662984), (35517, 602112), (36864, 580111), (37632, 568272), (43008, 497238), (47356, 451584), (50176, 426204), (56448, 378848), (64512, 331492), (71034, 301056), (75264, 284136), (82873, 258048), (86016, 248619), (94712, 225792), (100352, 213102), (106551, 200704), (112896, 189424), (129024, 165746), (142068, 150528)]