21191826

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{207763}}^1$

素因数の和:207785

約数の個数: 16

約数和(自身を含む): 44877024

約数和(自身を除く): 23685198

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 207763, 415526, 623289, 1246578, 3531971, 7063942, 10595913, 21191826]

約数ペア:

[(1, 21191826), (2, 10595913), (3, 7063942), (6, 3531971), (17, 1246578), (34, 623289), (51, 415526), (102, 207763)]