21382656

素因数分解:

$2^9\times 3^1\times {\mathrm{13921}}^1$

素因数の和:13942

約数の個数: 40

約数和(自身を含む): 56968824

約数和(自身を除く): 35586168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 13921, 27842, 41763, 55684, 83526, 111368, 167052, 222736, 334104, 445472, 668208, 890944, 1336416, 1781888, 2672832, 3563776, 5345664, 7127552, 10691328, 21382656]

約数ペア:

[(1, 21382656), (2, 10691328), (3, 7127552), (4, 5345664), (6, 3563776), (8, 2672832), (12, 1781888), (16, 1336416), (24, 890944), (32, 668208), (48, 445472), (64, 334104), (96, 222736), (128, 167052), (192, 111368), (256, 83526), (384, 55684), (512, 41763), (768, 27842), (1536, 13921)]