21411378

素因数分解:

$2^1\times 3^4\times {\mathrm{132169}}^1$

素因数の和:132183

約数の個数: 20

約数和(自身を含む): 47977710

約数和(自身を除く): 26566332

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132169, 264338, 396507, 793014, 1189521, 2379042, 3568563, 7137126, 10705689, 21411378]

約数ペア:

[(1, 21411378), (2, 10705689), (3, 7137126), (6, 3568563), (9, 2379042), (18, 1189521), (27, 793014), (54, 396507), (81, 264338), (162, 132169)]