21703014784

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 52066022400

約数和(自身を除く): 30363007616

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 41, 44, 47, 64, 76, 82, 88, 94, 128, 152, 164, 176, 188, 209, 304, 328, 352, 376, 418, 421, 451, 517, 608, 656, 704, 752, 779, 836, 842, 893, 902, 1034, 1216, 1312, 1408, 1504, 1558, 1672, 1684, 1786, 1804, 1927, 2068, 2432, 2624, 3008, 3116, 3344, 3368, 3572, 3608, 3854, 4136, 4631, 5248, 6016, 6232, 6688, 6736, 7144, 7216, 7708, 7999, 8272, 8569, 9262, 9823, 12464, 13376, 13472, 14288, 14432, 15416, 15998, 16544, 17138, 17261, 18524, 19646, 19787, 21197, 24928, 26752, 26944, 28576, 28864, 30832, 31996, 33088, 34276, 34522, 36613, 37048, 39292, 39574, 42394, 49856, 53888, 57152, 57728, 61664, 63992, 66176, 68552, 69044, 73226, 74096, 78584, 79148, 84788, 87989, 99712, 114304, 123328, 127984, 137104, 138088, 146452, 148192, 157168, 158296, 169576, 175978, 189871, 217657, 246656, 255968, 274208, 276176, 292904, 296384, 314336, 316592, 327959, 339152, 351956, 375953, 379742, 402743, 435314, 511936, 548416, 552352, 585808, 592768, 628672, 633184, 655918, 678304, 703912, 751906, 759484, 805486, 811267, 870628, 1023872, 1096832, 1104704, 1171616, 1257344, 1266368, 1311836, 1356608, 1407824, 1503812, 1518968, 1610972, 1622534, 1741256, 2209408, 2343232, 2532736, 2623672, 2713216, 2815648, 3007624, 3037936, 3221944, 3245068, 3482512, 3607549, 4135483, 4686464, 5247344, 5631296, 6015248, 6075872, 6443888, 6490136, 6965024, 7215098, 8270966, 8923937, 10494688, 11262592, 12030496, 12151744, 12887776, 12980272, 13930048, 14430196, 15414073, 16541932, 17847874, 20989376, 24060992, 24303488, 25775552, 25960544, 27860096, 28860392, 30828146, 33083864, 35695748, 41978752, 48121984, 51551104, 51921088, 57720784, 61656292, 66167728, 71391496, 103842176, 115441568, 123312584, 132335456, 142782992, 169554803, 230883136, 246625168, 264670912, 285565984, 339109606, 461766272, 493250336, 529341824, 571131968, 678219212, 986500672, 1142263936, 1356438424, 1973001344, 2712876848, 5425753696, 10851507392, 21703014784]

約数ペア:

[(1, 21703014784), (2, 10851507392), (4, 5425753696), (8, 2712876848), (11, 1973001344), (16, 1356438424), (19, 1142263936), (22, 986500672), (32, 678219212), (38, 571131968), (41, 529341824), (44, 493250336), (47, 461766272), (64, 339109606), (76, 285565984), (82, 264670912), (88, 246625168), (94, 230883136), (128, 169554803), (152, 142782992), (164, 132335456), (176, 123312584), (188, 115441568), (209, 103842176), (304, 71391496), (328, 66167728), (352, 61656292), (376, 57720784), (418, 51921088), (421, 51551104), (451, 48121984), (517, 41978752), (608, 35695748), (656, 33083864), (704, 30828146), (752, 28860392), (779, 27860096), (836, 25960544), (842, 25775552), (893, 24303488), (902, 24060992), (1034, 20989376), (1216, 17847874), (1312, 16541932), (1408, 15414073), (1504, 14430196), (1558, 13930048), (1672, 12980272), (1684, 12887776), (1786, 12151744), (1804, 12030496), (1927, 11262592), (2068, 10494688), (2432, 8923937), (2624, 8270966), (3008, 7215098), (3116, 6965024), (3344, 6490136), (3368, 6443888), (3572, 6075872), (3608, 6015248), (3854, 5631296), (4136, 5247344), (4631, 4686464), (5248, 4135483), (6016, 3607549), (6232, 3482512), (6688, 3245068), (6736, 3221944), (7144, 3037936), (7216, 3007624), (7708, 2815648), (7999, 2713216), (8272, 2623672), (8569, 2532736), (9262, 2343232), (9823, 2209408), (12464, 1741256), (13376, 1622534), (13472, 1610972), (14288, 1518968), (14432, 1503812), (15416, 1407824), (15998, 1356608), (16544, 1311836), (17138, 1266368), (17261, 1257344), (18524, 1171616), (19646, 1104704), (19787, 1096832), (21197, 1023872), (24928, 870628), (26752, 811267), (26944, 805486), (28576, 759484), (28864, 751906), (30832, 703912), (31996, 678304), (33088, 655918), (34276, 633184), (34522, 628672), (36613, 592768), (37048, 585808), (39292, 552352), (39574, 548416), (42394, 511936), (49856, 435314), (53888, 402743), (57152, 379742), (57728, 375953), (61664, 351956), (63992, 339152), (66176, 327959), (68552, 316592), (69044, 314336), (73226, 296384), (74096, 292904), (78584, 276176), (79148, 274208), (84788, 255968), (87989, 246656), (99712, 217657), (114304, 189871), (123328, 175978), (127984, 169576), (137104, 158296), (138088, 157168), (146452, 148192)]