21745248

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{32359}}^1$

素因数の和:32379

約数の個数: 48

約数和(自身を含む): 65237760

約数和(自身を除く): 43492512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 32359, 64718, 97077, 129436, 194154, 226513, 258872, 388308, 453026, 517744, 679539, 776616, 906052, 1035488, 1359078, 1553232, 1812104, 2718156, 3106464, 3624208, 5436312, 7248416, 10872624, 21745248]

約数ペア:

[(1, 21745248), (2, 10872624), (3, 7248416), (4, 5436312), (6, 3624208), (7, 3106464), (8, 2718156), (12, 1812104), (14, 1553232), (16, 1359078), (21, 1035488), (24, 906052), (28, 776616), (32, 679539), (42, 517744), (48, 453026), (56, 388308), (84, 258872), (96, 226513), (112, 194154), (168, 129436), (224, 97077), (336, 64718), (672, 32359)]