21031424

素因数分解:

$2^9\times {\mathrm{41077}}^1$

素因数の和:41095

約数の個数: 20

約数和(自身を含む): 42022794

約数和(自身を除く): 20991370

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 41077, 82154, 164308, 328616, 657232, 1314464, 2628928, 5257856, 10515712, 21031424]

約数ペア:

[(1, 21031424), (2, 10515712), (4, 5257856), (8, 2628928), (16, 1314464), (32, 657232), (64, 328616), (128, 164308), (256, 82154), (512, 41077)]