21822047

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:530

約数の個数: 16

約数和(自身を含む): 24476928

約数和(自身を除く): 2654881

約数列:

[1, 13, 31, 173, 313, 403, 2249, 4069, 5363, 9703, 54149, 69719, 126139, 703937, 1678619, 21822047]

約数ペア:

[(1, 21822047), (13, 1678619), (31, 703937), (173, 126139), (313, 69719), (403, 54149), (2249, 9703), (4069, 5363)]