21985366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{2267}}^1$

素因数の和:2655

約数の個数: 16

約数和(自身を含む): 35625744

約数和(自身を除く): 13640378

約数列:

[1, 2, 13, 26, 373, 746, 2267, 4534, 4849, 9698, 29471, 58942, 845591, 1691182, 10992683, 21985366]

約数ペア:

[(1, 21985366), (2, 10992683), (13, 1691182), (26, 845591), (373, 58942), (746, 29471), (2267, 9698), (4534, 4849)]