2221271252

素因数分解:

$2^2\times {\mathrm{971}}^1\times {\mathrm{571903}}^1$

素因数の和:572878

約数の個数: 12

約数和(自身を含む): 3891234816

約数和(自身を除く): 1669963564

約数列:

[1, 2, 4, 971, 1942, 3884, 571903, 1143806, 2287612, 555317813, 1110635626, 2221271252]

約数ペア:

[(1, 2221271252), (2, 1110635626), (4, 555317813), (971, 2287612), (1942, 1143806), (3884, 571903)]