21626792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{245759}}^1$

素因数の和:245776

約数の個数: 16

約数和(自身を含む): 44236800

約数和(自身を除く): 22610008

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 245759, 491518, 983036, 1966072, 2703349, 5406698, 10813396, 21626792]

約数ペア:

[(1, 21626792), (2, 10813396), (4, 5406698), (8, 2703349), (11, 1966072), (22, 983036), (44, 491518), (88, 245759)]