21336532

素因数分解:

$2^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{6991}}^1$

素因数の和:7111

約数の個数: 24

約数和(自身を含む): 43070720

約数和(自身を除く): 21734188

約数列:

[1, 2, 4, 7, 14, 28, 109, 218, 436, 763, 1526, 3052, 6991, 13982, 27964, 48937, 97874, 195748, 762019, 1524038, 3048076, 5334133, 10668266, 21336532]

約数ペア:

[(1, 21336532), (2, 10668266), (4, 5334133), (7, 3048076), (14, 1524038), (28, 762019), (109, 195748), (218, 97874), (436, 48937), (763, 27964), (1526, 13982), (3052, 6991)]