21427042

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{117731}}^1$

素因数の和:117753

約数の個数: 16

約数和(自身を含む): 39557952

約数和(自身を除く): 18130910

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 117731, 235462, 824117, 1530503, 1648234, 3061006, 10713521, 21427042]

約数ペア:

[(1, 21427042), (2, 10713521), (7, 3061006), (13, 1648234), (14, 1530503), (26, 824117), (91, 235462), (182, 117731)]