21056554518

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206436809}}^1$

素因数の和:206436831

約数の個数: 16

約数和(自身を含む): 44590350960

約数和(自身を除く): 23533796442

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206436809, 412873618, 619310427, 1238620854, 3509425753, 7018851506, 10528277259, 21056554518]

約数ペア:

[(1, 21056554518), (2, 10528277259), (3, 7018851506), (6, 3509425753), (17, 1238620854), (34, 619310427), (51, 412873618), (102, 206436809)]