21571902

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{108949}}^1$

素因数の和:108968

約数の個数: 24

約数和(自身を含む): 50988600

約数和(自身を除く): 29416698

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 108949, 217898, 326847, 653694, 980541, 1198439, 1961082, 2396878, 3595317, 7190634, 10785951, 21571902]

約数ペア:

[(1, 21571902), (2, 10785951), (3, 7190634), (6, 3595317), (9, 2396878), (11, 1961082), (18, 1198439), (22, 980541), (33, 653694), (66, 326847), (99, 217898), (198, 108949)]