21091336616

素因数分解:

$2^3\times 7^1\times {\mathrm{376631011}}^1$

素因数の和:376631024

約数の個数: 16

約数和(自身を含む): 45195721440

約数和(自身を除く): 24104384824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376631011, 753262022, 1506524044, 2636417077, 3013048088, 5272834154, 10545668308, 21091336616]

約数ペア:

[(1, 21091336616), (2, 10545668308), (4, 5272834154), (7, 3013048088), (8, 2636417077), (14, 1506524044), (28, 753262022), (56, 376631011)]