21351186

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{16249}}^1$

素因数の和:16330

約数の個数: 24

約数和(自身を含む): 46897500

約数和(自身を除く): 25546314

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 16249, 32498, 48747, 97494, 146241, 292482, 1186177, 2372354, 3558531, 7117062, 10675593, 21351186]

約数ペア:

[(1, 21351186), (2, 10675593), (3, 7117062), (6, 3558531), (9, 2372354), (18, 1186177), (73, 292482), (146, 146241), (219, 97494), (438, 48747), (657, 32498), (1314, 16249)]