21551133824

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{337}}^1\times {\mathrm{4129}}^1$

素因数の和:4502

約数の個数: 96

約数和(自身を含む): 47343305100

約数和(自身を除く): 25792171276

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 121, 128, 176, 242, 337, 352, 484, 674, 704, 968, 1348, 1408, 1936, 2696, 3707, 3872, 4129, 5392, 7414, 7744, 8258, 10784, 14828, 15488, 16516, 21568, 29656, 33032, 40777, 43136, 45419, 59312, 66064, 81554, 90838, 118624, 132128, 163108, 181676, 237248, 264256, 326216, 363352, 474496, 499609, 528512, 652432, 726704, 999218, 1304864, 1391473, 1453408, 1998436, 2609728, 2782946, 2906816, 3996872, 5219456, 5565892, 5813632, 7993744, 11131784, 15306203, 15987488, 22263568, 30612406, 31974976, 44527136, 61224812, 63949952, 89054272, 122449624, 168368233, 178108544, 244899248, 336736466, 489798496, 673472932, 979596992, 1346945864, 1959193984, 2693891728, 5387783456, 10775566912, 21551133824]

約数ペア:

[(1, 21551133824), (2, 10775566912), (4, 5387783456), (8, 2693891728), (11, 1959193984), (16, 1346945864), (22, 979596992), (32, 673472932), (44, 489798496), (64, 336736466), (88, 244899248), (121, 178108544), (128, 168368233), (176, 122449624), (242, 89054272), (337, 63949952), (352, 61224812), (484, 44527136), (674, 31974976), (704, 30612406), (968, 22263568), (1348, 15987488), (1408, 15306203), (1936, 11131784), (2696, 7993744), (3707, 5813632), (3872, 5565892), (4129, 5219456), (5392, 3996872), (7414, 2906816), (7744, 2782946), (8258, 2609728), (10784, 1998436), (14828, 1453408), (15488, 1391473), (16516, 1304864), (21568, 999218), (29656, 726704), (33032, 652432), (40777, 528512), (43136, 499609), (45419, 474496), (59312, 363352), (66064, 326216), (81554, 264256), (90838, 237248), (118624, 181676), (132128, 163108)]