21376851328

素因数分解:

$2^7\times 7^2\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:773

約数の個数: 192

約数和(自身を含む): 51081338880

約数和(自身を除く): 29704487552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 64, 94, 98, 112, 127, 128, 188, 196, 224, 254, 329, 376, 392, 448, 508, 571, 658, 752, 784, 889, 896, 1016, 1142, 1316, 1504, 1568, 1778, 2032, 2284, 2303, 2632, 3008, 3136, 3556, 3997, 4064, 4568, 4606, 5264, 5969, 6016, 6223, 6272, 7112, 7994, 8128, 9136, 9212, 10528, 11938, 12446, 14224, 15988, 16256, 18272, 18424, 21056, 23876, 24892, 26837, 27979, 28448, 31976, 36544, 36848, 41783, 42112, 47752, 49784, 53674, 55958, 56896, 63952, 72517, 73088, 73696, 83566, 95504, 99568, 107348, 111916, 113792, 127904, 145034, 147392, 167132, 187859, 191008, 199136, 214696, 223832, 255808, 290068, 292481, 294784, 334264, 375718, 382016, 398272, 429392, 447664, 507619, 511616, 580136, 584962, 668528, 751436, 764032, 796544, 858784, 895328, 1015238, 1160272, 1169924, 1315013, 1337056, 1502872, 1717568, 1790656, 2030476, 2320544, 2339848, 2630026, 2674112, 3005744, 3408299, 3435136, 3553333, 3581312, 4060952, 4641088, 4679696, 5260052, 5348224, 6011488, 6816598, 7106666, 8121904, 9282176, 9359392, 10520104, 12022976, 13633196, 14213332, 16243808, 18718784, 21040208, 23858093, 24045952, 27266392, 28426664, 32487616, 37437568, 42080416, 47716186, 54532784, 56853328, 64975232, 84160832, 95432372, 109065568, 113706656, 167006651, 168321664, 190864744, 218131136, 227413312, 334013302, 381729488, 436262272, 454826624, 668026604, 763458976, 1336053208, 1526917952, 2672106416, 3053835904, 5344212832, 10688425664, 21376851328]

約数ペア:

[(1, 21376851328), (2, 10688425664), (4, 5344212832), (7, 3053835904), (8, 2672106416), (14, 1526917952), (16, 1336053208), (28, 763458976), (32, 668026604), (47, 454826624), (49, 436262272), (56, 381729488), (64, 334013302), (94, 227413312), (98, 218131136), (112, 190864744), (127, 168321664), (128, 167006651), (188, 113706656), (196, 109065568), (224, 95432372), (254, 84160832), (329, 64975232), (376, 56853328), (392, 54532784), (448, 47716186), (508, 42080416), (571, 37437568), (658, 32487616), (752, 28426664), (784, 27266392), (889, 24045952), (896, 23858093), (1016, 21040208), (1142, 18718784), (1316, 16243808), (1504, 14213332), (1568, 13633196), (1778, 12022976), (2032, 10520104), (2284, 9359392), (2303, 9282176), (2632, 8121904), (3008, 7106666), (3136, 6816598), (3556, 6011488), (3997, 5348224), (4064, 5260052), (4568, 4679696), (4606, 4641088), (5264, 4060952), (5969, 3581312), (6016, 3553333), (6223, 3435136), (6272, 3408299), (7112, 3005744), (7994, 2674112), (8128, 2630026), (9136, 2339848), (9212, 2320544), (10528, 2030476), (11938, 1790656), (12446, 1717568), (14224, 1502872), (15988, 1337056), (16256, 1315013), (18272, 1169924), (18424, 1160272), (21056, 1015238), (23876, 895328), (24892, 858784), (26837, 796544), (27979, 764032), (28448, 751436), (31976, 668528), (36544, 584962), (36848, 580136), (41783, 511616), (42112, 507619), (47752, 447664), (49784, 429392), (53674, 398272), (55958, 382016), (56896, 375718), (63952, 334264), (72517, 294784), (73088, 292481), (73696, 290068), (83566, 255808), (95504, 223832), (99568, 214696), (107348, 199136), (111916, 191008), (113792, 187859), (127904, 167132), (145034, 147392)]