21800474

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1951}}^1$

素因数の和:2141

約数の個数: 16

約数和(自身を含む): 33824256

約数和(自身を除く): 12023782

約数列:

[1, 2, 37, 74, 151, 302, 1951, 3902, 5587, 11174, 72187, 144374, 294601, 589202, 10900237, 21800474]

約数ペア:

[(1, 21800474), (2, 10900237), (37, 589202), (74, 294601), (151, 144374), (302, 72187), (1951, 11174), (3902, 5587)]