21122228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2903}}^1$

素因数の和:3031

約数の個数: 24

約数和(自身を含む): 39517632

約数和(自身を除く): 18395404

約数列:

[1, 2, 4, 17, 34, 68, 107, 214, 428, 1819, 2903, 3638, 5806, 7276, 11612, 49351, 98702, 197404, 310621, 621242, 1242484, 5280557, 10561114, 21122228]

約数ペア:

[(1, 21122228), (2, 10561114), (4, 5280557), (17, 1242484), (34, 621242), (68, 310621), (107, 197404), (214, 98702), (428, 49351), (1819, 11612), (2903, 7276), (3638, 5806)]