21037097984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5569}}^1$

素因数の和:5644

約数の個数: 176

約数和(自身を含む): 52539448320

約数和(自身を除く): 31502350336

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 31, 32, 34, 56, 62, 64, 68, 112, 119, 124, 128, 136, 217, 224, 238, 248, 256, 272, 434, 448, 476, 496, 512, 527, 544, 868, 896, 952, 992, 1024, 1054, 1088, 1736, 1792, 1904, 1984, 2108, 2176, 3472, 3584, 3689, 3808, 3968, 4216, 4352, 5569, 6944, 7168, 7378, 7616, 7936, 8432, 8704, 11138, 13888, 14756, 15232, 15872, 16864, 17408, 22276, 27776, 29512, 30464, 31744, 33728, 38983, 44552, 55552, 59024, 60928, 67456, 77966, 89104, 94673, 111104, 118048, 121856, 134912, 155932, 172639, 178208, 189346, 222208, 236096, 269824, 311864, 345278, 356416, 378692, 472192, 539648, 623728, 662711, 690556, 712832, 757384, 944384, 1208473, 1247456, 1325422, 1381112, 1425664, 1514768, 1888768, 2416946, 2494912, 2650844, 2762224, 2851328, 2934863, 3029536, 3777536, 4833892, 4989824, 5301688, 5524448, 5702656, 5869726, 6059072, 9667784, 9979648, 10603376, 11048896, 11739452, 12118144, 19335568, 19959296, 20544041, 21206752, 22097792, 23478904, 24236288, 38671136, 39918592, 41088082, 42413504, 44195584, 46957808, 48472576, 77342272, 82176164, 84827008, 88391168, 93915616, 96945152, 154684544, 164352328, 169654016, 176782336, 187831232, 309369088, 328704656, 339308032, 375662464, 618738176, 657409312, 678616064, 751324928, 1237476352, 1314818624, 1502649856, 2629637248, 3005299712, 5259274496, 10518548992, 21037097984]

約数ペア:

[(1, 21037097984), (2, 10518548992), (4, 5259274496), (7, 3005299712), (8, 2629637248), (14, 1502649856), (16, 1314818624), (17, 1237476352), (28, 751324928), (31, 678616064), (32, 657409312), (34, 618738176), (56, 375662464), (62, 339308032), (64, 328704656), (68, 309369088), (112, 187831232), (119, 176782336), (124, 169654016), (128, 164352328), (136, 154684544), (217, 96945152), (224, 93915616), (238, 88391168), (248, 84827008), (256, 82176164), (272, 77342272), (434, 48472576), (448, 46957808), (476, 44195584), (496, 42413504), (512, 41088082), (527, 39918592), (544, 38671136), (868, 24236288), (896, 23478904), (952, 22097792), (992, 21206752), (1024, 20544041), (1054, 19959296), (1088, 19335568), (1736, 12118144), (1792, 11739452), (1904, 11048896), (1984, 10603376), (2108, 9979648), (2176, 9667784), (3472, 6059072), (3584, 5869726), (3689, 5702656), (3808, 5524448), (3968, 5301688), (4216, 4989824), (4352, 4833892), (5569, 3777536), (6944, 3029536), (7168, 2934863), (7378, 2851328), (7616, 2762224), (7936, 2650844), (8432, 2494912), (8704, 2416946), (11138, 1888768), (13888, 1514768), (14756, 1425664), (15232, 1381112), (15872, 1325422), (16864, 1247456), (17408, 1208473), (22276, 944384), (27776, 757384), (29512, 712832), (30464, 690556), (31744, 662711), (33728, 623728), (38983, 539648), (44552, 472192), (55552, 378692), (59024, 356416), (60928, 345278), (67456, 311864), (77966, 269824), (89104, 236096), (94673, 222208), (111104, 189346), (118048, 178208), (121856, 172639), (134912, 155932)]