21843226

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1053

約数の個数: 16

約数和(自身を含む): 33660000

約数和(自身を除く): 11816774

約数列:

[1, 2, 43, 86, 499, 509, 998, 1018, 21457, 21887, 42914, 43774, 253991, 507982, 10921613, 21843226]

約数ペア:

[(1, 21843226), (2, 10921613), (43, 507982), (86, 253991), (499, 43774), (509, 42914), (998, 21887), (1018, 21457)]