21031554

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{120871}}^1$

素因数の和:120905

約数の個数: 16

約数和(自身を含む): 43513920

約数和(自身を除く): 22482366

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 120871, 241742, 362613, 725226, 3505259, 7010518, 10515777, 21031554]

約数ペア:

[(1, 21031554), (2, 10515777), (3, 7010518), (6, 3505259), (29, 725226), (58, 362613), (87, 241742), (174, 120871)]