21345802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5281}}^1$

素因数の和:5373

約数の個数: 16

約数和(自身を含む): 33466752

約数和(自身を除く): 12120950

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 5281, 10562, 227083, 248207, 454166, 496414, 10672901, 21345802]

約数ペア:

[(1, 21345802), (2, 10672901), (43, 496414), (47, 454166), (86, 248207), (94, 227083), (2021, 10562), (4042, 5281)]