21352686

素因数分解:

$2^1\times 3^1\times {\mathrm{1109}}^1\times {\mathrm{3209}}^1$

素因数の和:4323

約数の個数: 16

約数和(自身を含む): 42757200

約数和(自身を除く): 21404514

約数列:

[1, 2, 3, 6, 1109, 2218, 3209, 3327, 6418, 6654, 9627, 19254, 3558781, 7117562, 10676343, 21352686]

約数ペア:

[(1, 21352686), (2, 10676343), (3, 7117562), (6, 3558781), (1109, 19254), (2218, 9627), (3209, 6654), (3327, 6418)]