21403392

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2$

素因数の和:110

約数の個数: 108

約数和(自身を含む): 60890760

約数和(自身を除く): 39487368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 31, 32, 48, 58, 62, 64, 87, 93, 96, 116, 124, 128, 174, 186, 192, 232, 248, 256, 348, 372, 384, 464, 496, 696, 744, 768, 899, 928, 961, 992, 1392, 1488, 1798, 1856, 1922, 1984, 2697, 2784, 2883, 2976, 3596, 3712, 3844, 3968, 5394, 5568, 5766, 5952, 7192, 7424, 7688, 7936, 10788, 11136, 11532, 11904, 14384, 15376, 21576, 22272, 23064, 23808, 27869, 28768, 30752, 43152, 46128, 55738, 57536, 61504, 83607, 86304, 92256, 111476, 115072, 123008, 167214, 172608, 184512, 222952, 230144, 246016, 334428, 345216, 369024, 445904, 668856, 690432, 738048, 891808, 1337712, 1783616, 2675424, 3567232, 5350848, 7134464, 10701696, 21403392]

約数ペア:

[(1, 21403392), (2, 10701696), (3, 7134464), (4, 5350848), (6, 3567232), (8, 2675424), (12, 1783616), (16, 1337712), (24, 891808), (29, 738048), (31, 690432), (32, 668856), (48, 445904), (58, 369024), (62, 345216), (64, 334428), (87, 246016), (93, 230144), (96, 222952), (116, 184512), (124, 172608), (128, 167214), (174, 123008), (186, 115072), (192, 111476), (232, 92256), (248, 86304), (256, 83607), (348, 61504), (372, 57536), (384, 55738), (464, 46128), (496, 43152), (696, 30752), (744, 28768), (768, 27869), (899, 23808), (928, 23064), (961, 22272), (992, 21576), (1392, 15376), (1488, 14384), (1798, 11904), (1856, 11532), (1922, 11136), (1984, 10788), (2697, 7936), (2784, 7688), (2883, 7424), (2976, 7192), (3596, 5952), (3712, 5766), (3844, 5568), (3968, 5394)]