21496048

素因数分解:

$2^4\times 7^1\times {\mathrm{191929}}^1$

素因数の和:191944

約数の個数: 20

約数和(自身を含む): 47598640

約数和(自身を除く): 26102592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191929, 383858, 767716, 1343503, 1535432, 2687006, 3070864, 5374012, 10748024, 21496048]

約数ペア:

[(1, 21496048), (2, 10748024), (4, 5374012), (7, 3070864), (8, 2687006), (14, 1535432), (16, 1343503), (28, 767716), (56, 383858), (112, 191929)]