21192774

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{25411}}^1$

素因数の和:25555

約数の個数: 16

約数和(自身を含む): 42692160

約数和(自身を除く): 21499386

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 25411, 50822, 76233, 152466, 3532129, 7064258, 10596387, 21192774]

約数ペア:

[(1, 21192774), (2, 10596387), (3, 7064258), (6, 3532129), (139, 152466), (278, 76233), (417, 50822), (834, 25411)]