28011018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{666929}}^1$

素因数の和:666941

約数の個数: 16

約数和(自身を含む): 64025280

約数和(自身を除く): 36014262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 666929, 1333858, 2000787, 4001574, 4668503, 9337006, 14005509, 28011018]

約数ペア:

[(1, 28011018), (2, 14005509), (3, 9337006), (6, 4668503), (7, 4001574), (14, 2000787), (21, 1333858), (42, 666929)]