21991732

素因数分解:

$2^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{3259}}^1$

素因数の和:3511

約数の個数: 24

約数和(自身を含む): 44179520

約数和(自身を除く): 22187788

約数列:

[1, 2, 4, 7, 14, 28, 241, 482, 964, 1687, 3259, 3374, 6518, 6748, 13036, 22813, 45626, 91252, 785419, 1570838, 3141676, 5497933, 10995866, 21991732]

約数ペア:

[(1, 21991732), (2, 10995866), (4, 5497933), (7, 3141676), (14, 1570838), (28, 785419), (241, 91252), (482, 45626), (964, 22813), (1687, 13036), (3259, 6748), (3374, 6518)]