21350172

素因数分解:

$2^2\times 3^1\times {\mathrm{643}}^1\times {\mathrm{2767}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 49912576

約数和(自身を除く): 28562404

約数列:

[1, 2, 3, 4, 6, 12, 643, 1286, 1929, 2572, 2767, 3858, 5534, 7716, 8301, 11068, 16602, 33204, 1779181, 3558362, 5337543, 7116724, 10675086, 21350172]

約数ペア:

[(1, 21350172), (2, 10675086), (3, 7116724), (4, 5337543), (6, 3558362), (12, 1779181), (643, 33204), (1286, 16602), (1929, 11068), (2572, 8301), (2767, 7716), (3858, 5534)]