21253326

素因数分解:

$2^1\times 3^1\times {\mathrm{313}}^1\times {\mathrm{11317}}^1$

素因数の和:11635

約数の個数: 16

約数和(自身を含む): 42646224

約数和(自身を除く): 21392898

約数列:

[1, 2, 3, 6, 313, 626, 939, 1878, 11317, 22634, 33951, 67902, 3542221, 7084442, 10626663, 21253326]

約数ペア:

[(1, 21253326), (2, 10626663), (3, 7084442), (6, 3542221), (313, 67902), (626, 33951), (939, 22634), (1878, 11317)]