21103617573

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1339147}}^1$

素因数の和:1339273

約数の個数: 24

約数和(自身を含む): 32589505728

約数和(自身を除く): 11485888155

約数列:

[1, 3, 9, 17, 51, 103, 153, 309, 927, 1751, 5253, 15759, 1339147, 4017441, 12052323, 22765499, 68296497, 137932141, 204889491, 413796423, 1241389269, 2344846397, 7034539191, 21103617573]

約数ペア:

[(1, 21103617573), (3, 7034539191), (9, 2344846397), (17, 1241389269), (51, 413796423), (103, 204889491), (153, 137932141), (309, 68296497), (927, 22765499), (1751, 12052323), (5253, 4017441), (15759, 1339147)]