21138786

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23027}}^1$

素因数の和:23055

約数の個数: 32

約数和(自身を含む): 49740480

約数和(自身を除く): 28601694

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 23027, 46054, 69081, 138162, 207243, 391459, 414486, 621729, 782918, 1174377, 1243458, 2348754, 3523131, 7046262, 10569393, 21138786]

約数ペア:

[(1, 21138786), (2, 10569393), (3, 7046262), (6, 3523131), (9, 2348754), (17, 1243458), (18, 1174377), (27, 782918), (34, 621729), (51, 414486), (54, 391459), (102, 207243), (153, 138162), (306, 69081), (459, 46054), (918, 23027)]