16782339

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42061}}^1$

素因数の和:42090

約数の個数: 16

約数和(自身を含む): 26919680

約数和(自身を除く): 10137341

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 42061, 126183, 294427, 799159, 883281, 2397477, 5594113, 16782339]

約数ペア:

[(1, 16782339), (3, 5594113), (7, 2397477), (19, 883281), (21, 799159), (57, 294427), (133, 126183), (399, 42061)]