2138221442

素因数分解:

$2^1\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{128669}}^1$

素因数の和:129865

約数の個数: 16

約数和(自身を含む): 3668639040

約数和(自身を除く): 1530417598

約数列:

[1, 2, 7, 14, 1187, 2374, 8309, 16618, 128669, 257338, 900683, 1801366, 152730103, 305460206, 1069110721, 2138221442]

約数ペア:

[(1, 2138221442), (2, 1069110721), (7, 305460206), (14, 152730103), (1187, 1801366), (2374, 900683), (8309, 257338), (16618, 128669)]