21163362

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{320657}}^1$

素因数の和:320673

約数の個数: 16

約数和(自身を含む): 46174752

約数和(自身を除く): 25011390

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 320657, 641314, 961971, 1923942, 3527227, 7054454, 10581681, 21163362]

約数ペア:

[(1, 21163362), (2, 10581681), (3, 7054454), (6, 3527227), (11, 1923942), (22, 961971), (33, 641314), (66, 320657)]