21086646

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{502063}}^1$

素因数の和:502075

約数の個数: 16

約数和(自身を含む): 48198144

約数和(自身を除く): 27111498

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 502063, 1004126, 1506189, 3012378, 3514441, 7028882, 10543323, 21086646]

約数ペア:

[(1, 21086646), (2, 10543323), (3, 7028882), (6, 3514441), (7, 3012378), (14, 1506189), (21, 1004126), (42, 502063)]