16821068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{887}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 32223744

約数和(自身を除く): 15402676

約数列:

[1, 2, 4, 11, 22, 44, 431, 862, 887, 1724, 1774, 3548, 4741, 9482, 9757, 18964, 19514, 39028, 382297, 764594, 1529188, 4205267, 8410534, 16821068]

約数ペア:

[(1, 16821068), (2, 8410534), (4, 4205267), (11, 1529188), (22, 764594), (44, 382297), (431, 39028), (862, 19514), (887, 18964), (1724, 9757), (1774, 9482), (3548, 4741)]