21802823

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9643}}^1$

素因数の和:9686

約数の個数: 16

約数和(自身を含む): 27774720

約数和(自身を除く): 5971897

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9643, 67501, 163931, 183217, 1147517, 1282519, 3114689, 21802823]

約数ペア:

[(1, 21802823), (7, 3114689), (17, 1282519), (19, 1147517), (119, 183217), (133, 163931), (323, 67501), (2261, 9643)]