28211964

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{213727}}^1$

素因数の和:213745

約数の個数: 24

約数和(自身を含む): 71812608

約数和(自身を除く): 43600644

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 213727, 427454, 641181, 854908, 1282362, 2350997, 2564724, 4701994, 7052991, 9403988, 14105982, 28211964]

約数ペア:

[(1, 28211964), (2, 14105982), (3, 9403988), (4, 7052991), (6, 4701994), (11, 2564724), (12, 2350997), (22, 1282362), (33, 854908), (44, 641181), (66, 427454), (132, 213727)]