21331428

素因数分解:

$2^2\times 3^1\times {\mathrm{127}}^1\times {\mathrm{13997}}^1$

素因数の和:14131

約数の個数: 24

約数和(自身を含む): 50168832

約数和(自身を除く): 28837404

約数列:

[1, 2, 3, 4, 6, 12, 127, 254, 381, 508, 762, 1524, 13997, 27994, 41991, 55988, 83982, 167964, 1777619, 3555238, 5332857, 7110476, 10665714, 21331428]

約数ペア:

[(1, 21331428), (2, 10665714), (3, 7110476), (4, 5332857), (6, 3555238), (12, 1777619), (127, 167964), (254, 83982), (381, 55988), (508, 41991), (762, 27994), (1524, 13997)]