21104718

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206909}}^1$

素因数の和:206931

約数の個数: 16

約数和(自身を含む): 44692560

約数和(自身を除く): 23587842

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206909, 413818, 620727, 1241454, 3517453, 7034906, 10552359, 21104718]

約数ペア:

[(1, 21104718), (2, 10552359), (3, 7034906), (6, 3517453), (17, 1241454), (34, 620727), (51, 413818), (102, 206909)]