21095196

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12647}}^1$

素因数の和:12793

約数の個数: 24

約数和(自身を含む): 49580160

約数和(自身を除く): 28484964

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12647, 25294, 37941, 50588, 75882, 151764, 1757933, 3515866, 5273799, 7031732, 10547598, 21095196]

約数ペア:

[(1, 21095196), (2, 10547598), (3, 7031732), (4, 5273799), (6, 3515866), (12, 1757933), (139, 151764), (278, 75882), (417, 50588), (556, 37941), (834, 25294), (1668, 12647)]