21803988

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{34283}}^1$

素因数の和:34343

約数の個数: 24

約数和(自身を含む): 51837408

約数和(自身を除く): 30033420

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 34283, 68566, 102849, 137132, 205698, 411396, 1816999, 3633998, 5450997, 7267996, 10901994, 21803988]

約数ペア:

[(1, 21803988), (2, 10901994), (3, 7267996), (4, 5450997), (6, 3633998), (12, 1816999), (53, 411396), (106, 205698), (159, 137132), (212, 102849), (318, 68566), (636, 34283)]