21011904

素因数分解:

$2^6\times 3^2\times {\mathrm{36479}}^1$

素因数の和:36497

約数の個数: 42

約数和(自身を含む): 60228480

約数和(自身を除く): 39216576

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 36479, 72958, 109437, 145916, 218874, 291832, 328311, 437748, 583664, 656622, 875496, 1167328, 1313244, 1750992, 2334656, 2626488, 3501984, 5252976, 7003968, 10505952, 21011904]

約数ペア:

[(1, 21011904), (2, 10505952), (3, 7003968), (4, 5252976), (6, 3501984), (8, 2626488), (9, 2334656), (12, 1750992), (16, 1313244), (18, 1167328), (24, 875496), (32, 656622), (36, 583664), (48, 437748), (64, 328311), (72, 291832), (96, 218874), (144, 145916), (192, 109437), (288, 72958), (576, 36479)]