21099606

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{319691}}^1$

素因数の和:319707

約数の個数: 16

約数和(自身を含む): 46035648

約数和(自身を除く): 24936042

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 319691, 639382, 959073, 1918146, 3516601, 7033202, 10549803, 21099606]

約数ペア:

[(1, 21099606), (2, 10549803), (3, 7033202), (6, 3516601), (11, 1918146), (22, 959073), (33, 639382), (66, 319691)]