21808544

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{4903}}^1$

素因数の和:5052

約数の個数: 24

約数和(自身を含む): 43253280

約数和(自身を除く): 21444736

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 2224, 4448, 4903, 9806, 19612, 39224, 78448, 156896, 681517, 1363034, 2726068, 5452136, 10904272, 21808544]

約数ペア:

[(1, 21808544), (2, 10904272), (4, 5452136), (8, 2726068), (16, 1363034), (32, 681517), (139, 156896), (278, 78448), (556, 39224), (1112, 19612), (2224, 9806), (4448, 4903)]