21472546

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{5281}}^1$

素因数の和:5409

約数の個数: 16

約数和(自身を含む): 34227360

約数和(自身を除く): 12754814

約数列:

[1, 2, 19, 38, 107, 214, 2033, 4066, 5281, 10562, 100339, 200678, 565067, 1130134, 10736273, 21472546]

約数ペア:

[(1, 21472546), (2, 10736273), (19, 1130134), (38, 565067), (107, 200678), (214, 100339), (2033, 10562), (4066, 5281)]