16937739

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20681}}^1$

素因数の和:20707

約数の個数: 24

約数和(自身を含む): 30112992

約数和(自身を除く): 13175253

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 20681, 62043, 144767, 186129, 268853, 434301, 806559, 1302903, 1881971, 2419677, 5645913, 16937739]

約数ペア:

[(1, 16937739), (3, 5645913), (7, 2419677), (9, 1881971), (13, 1302903), (21, 806559), (39, 434301), (63, 268853), (91, 186129), (117, 144767), (273, 62043), (819, 20681)]