21536218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{8663}}^1$

素因数の和:8789

約数の個数: 16

約数和(自身を含む): 35557056

約数和(自身を除く): 14020838

約数列:

[1, 2, 11, 22, 113, 226, 1243, 2486, 8663, 17326, 95293, 190586, 978919, 1957838, 10768109, 21536218]

約数ペア:

[(1, 21536218), (2, 10768109), (11, 1957838), (22, 978919), (113, 190586), (226, 95293), (1243, 17326), (2486, 8663)]