21030054

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{206177}}^1$

素因数の和:206199

約数の個数: 16

約数和(自身を含む): 44534448

約数和(自身を除く): 23504394

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 206177, 412354, 618531, 1237062, 3505009, 7010018, 10515027, 21030054]

約数ペア:

[(1, 21030054), (2, 10515027), (3, 7010018), (6, 3505009), (17, 1237062), (34, 618531), (51, 412354), (102, 206177)]