21105294

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{502507}}^1$

素因数の和:502519

約数の個数: 16

約数和(自身を含む): 48240768

約数和(自身を除く): 27135474

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 502507, 1005014, 1507521, 3015042, 3517549, 7035098, 10552647, 21105294]

約数ペア:

[(1, 21105294), (2, 10552647), (3, 7035098), (6, 3517549), (7, 3015042), (14, 1507521), (21, 1005014), (42, 502507)]