21497310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{238859}}^1$

素因数の和:238872

約数の個数: 24

約数和(自身を含む): 55893240

約数和(自身を除く): 34395930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 238859, 477718, 716577, 1194295, 1433154, 2149731, 2388590, 3582885, 4299462, 7165770, 10748655, 21497310]

約数ペア:

[(1, 21497310), (2, 10748655), (3, 7165770), (5, 4299462), (6, 3582885), (9, 2388590), (10, 2149731), (15, 1433154), (18, 1194295), (30, 716577), (45, 477718), (90, 238859)]