21554126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{13421}}^1$

素因数の和:13507

約数の個数: 16

約数和(自身を含む): 35756208

約数和(自身を除く): 14202082

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 13421, 26842, 147631, 295262, 979733, 1959466, 10777063, 21554126]

約数ペア:

[(1, 21554126), (2, 10777063), (11, 1959466), (22, 979733), (73, 295262), (146, 147631), (803, 26842), (1606, 13421)]