21760512

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:509

約数の個数: 80

約数和(自身を含む): 59972352

約数和(自身を除く): 38211840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 457, 496, 512, 744, 768, 914, 992, 1371, 1488, 1536, 1828, 1984, 2742, 2976, 3656, 3968, 5484, 5952, 7312, 7936, 10968, 11904, 14167, 14624, 15872, 21936, 23808, 28334, 29248, 42501, 43872, 47616, 56668, 58496, 85002, 87744, 113336, 116992, 170004, 175488, 226672, 233984, 340008, 350976, 453344, 680016, 701952, 906688, 1360032, 1813376, 2720064, 3626752, 5440128, 7253504, 10880256, 21760512]

約数ペア:

[(1, 21760512), (2, 10880256), (3, 7253504), (4, 5440128), (6, 3626752), (8, 2720064), (12, 1813376), (16, 1360032), (24, 906688), (31, 701952), (32, 680016), (48, 453344), (62, 350976), (64, 340008), (93, 233984), (96, 226672), (124, 175488), (128, 170004), (186, 116992), (192, 113336), (248, 87744), (256, 85002), (372, 58496), (384, 56668), (457, 47616), (496, 43872), (512, 42501), (744, 29248), (768, 28334), (914, 23808), (992, 21936), (1371, 15872), (1488, 14624), (1536, 14167), (1828, 11904), (1984, 10968), (2742, 7936), (2976, 7312), (3656, 5952), (3968, 5484)]