17021907

素因数分解:

$3^5\times 7^1\times {\mathrm{10007}}^1$

素因数の和:10029

約数の個数: 24

約数和(自身を含む): 29143296

約数和(自身を除く): 12121389

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 10007, 30021, 70049, 90063, 210147, 270189, 630441, 810567, 1891323, 2431701, 5673969, 17021907]

約数ペア:

[(1, 17021907), (3, 5673969), (7, 2431701), (9, 1891323), (21, 810567), (27, 630441), (63, 270189), (81, 210147), (189, 90063), (243, 70049), (567, 30021), (1701, 10007)]