21291042

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{27941}}^1$

素因数の和:28073

約数の個数: 16

約数和(自身を含む): 42918912

約数和(自身を除く): 21627870

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 27941, 55882, 83823, 167646, 3548507, 7097014, 10645521, 21291042]

約数ペア:

[(1, 21291042), (2, 10645521), (3, 7097014), (6, 3548507), (127, 167646), (254, 83823), (381, 55882), (762, 27941)]