21103104

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1249}}^1$

素因数の和:1281

約数の個数: 80

約数和(自身を含む): 61380000

約数和(自身を除く): 40276896

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 1056, 1249, 1408, 1536, 2112, 2498, 2816, 3747, 4224, 4996, 5632, 7494, 8448, 9992, 13739, 14988, 16896, 19984, 27478, 29976, 39968, 41217, 54956, 59952, 79936, 82434, 109912, 119904, 159872, 164868, 219824, 239808, 319744, 329736, 439648, 479616, 639488, 659472, 879296, 959232, 1318944, 1758592, 1918464, 2637888, 3517184, 5275776, 7034368, 10551552, 21103104]

約数ペア:

[(1, 21103104), (2, 10551552), (3, 7034368), (4, 5275776), (6, 3517184), (8, 2637888), (11, 1918464), (12, 1758592), (16, 1318944), (22, 959232), (24, 879296), (32, 659472), (33, 639488), (44, 479616), (48, 439648), (64, 329736), (66, 319744), (88, 239808), (96, 219824), (128, 164868), (132, 159872), (176, 119904), (192, 109912), (256, 82434), (264, 79936), (352, 59952), (384, 54956), (512, 41217), (528, 39968), (704, 29976), (768, 27478), (1056, 19984), (1249, 16896), (1408, 14988), (1536, 13739), (2112, 9992), (2498, 8448), (2816, 7494), (3747, 5632), (4224, 4996)]