21036858

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{152441}}^1$

素因数の和:152469

約数の個数: 16

約数和(自身を含む): 43903296

約数和(自身を除く): 22866438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 152441, 304882, 457323, 914646, 3506143, 7012286, 10518429, 21036858]

約数ペア:

[(1, 21036858), (2, 10518429), (3, 7012286), (6, 3506143), (23, 914646), (46, 457323), (69, 304882), (138, 152441)]