21375528076

素因数分解:

$2^2\times 7^1\times {\mathrm{1051}}^1\times {\mathrm{726367}}^1$

素因数の和:727429

約数の個数: 24

約数和(自身を含む): 42791791616

約数和(自身を除く): 21416263540

約数列:

[1, 2, 4, 7, 14, 28, 1051, 2102, 4204, 7357, 14714, 29428, 726367, 1452734, 2905468, 5084569, 10169138, 20338276, 763411717, 1526823434, 3053646868, 5343882019, 10687764038, 21375528076]

約数ペア:

[(1, 21375528076), (2, 10687764038), (4, 5343882019), (7, 3053646868), (14, 1526823434), (28, 763411717), (1051, 20338276), (2102, 10169138), (4204, 5084569), (7357, 2905468), (14714, 1452734), (29428, 726367)]