21199233

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{1129}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 30916800

約数和(自身を除く): 9717567

約数列:

[1, 3, 11, 33, 569, 1129, 1707, 3387, 6259, 12419, 18777, 37257, 642401, 1927203, 7066411, 21199233]

約数ペア:

[(1, 21199233), (3, 7066411), (11, 1927203), (33, 642401), (569, 37257), (1129, 18777), (1707, 12419), (3387, 6259)]