21365906

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{10651}}^1$

素因数の和:10729

約数の個数: 16

約数和(自身を含む): 34512480

約数和(自身を除く): 13146574

約数列:

[1, 2, 17, 34, 59, 118, 1003, 2006, 10651, 21302, 181067, 362134, 628409, 1256818, 10682953, 21365906]

約数ペア:

[(1, 21365906), (2, 10682953), (17, 1256818), (34, 628409), (59, 362134), (118, 181067), (1003, 21302), (2006, 10651)]