21831447

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{983}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 31834368

約数和(自身を除く): 10002921

約数列:

[1, 3, 11, 33, 673, 983, 2019, 2949, 7403, 10813, 22209, 32439, 661559, 1984677, 7277149, 21831447]

約数ペア:

[(1, 21831447), (3, 7277149), (11, 1984677), (33, 661559), (673, 32439), (983, 22209), (2019, 10813), (2949, 7403)]