21042784

素因数分解:

$2^5\times 7^1\times {\mathrm{93941}}^1$

素因数の和:93958

約数の個数: 24

約数和(自身を含む): 47346768

約数和(自身を除く): 26303984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 93941, 187882, 375764, 657587, 751528, 1315174, 1503056, 2630348, 3006112, 5260696, 10521392, 21042784]

約数ペア:

[(1, 21042784), (2, 10521392), (4, 5260696), (7, 3006112), (8, 2630348), (14, 1503056), (16, 1315174), (28, 751528), (32, 657587), (56, 375764), (112, 187882), (224, 93941)]