21164952009

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1\times {\mathrm{286009}}^1$

素因数の和:287480

約数の個数: 16

約数和(自身を含む): 29900629440

約数和(自身を除く): 8735677431

約数列:

[1, 3, 17, 51, 1451, 4353, 24667, 74001, 286009, 858027, 4862153, 14586459, 414999059, 1244997177, 7054984003, 21164952009]

約数ペア:

[(1, 21164952009), (3, 7054984003), (17, 1244997177), (51, 414999059), (1451, 14586459), (4353, 4862153), (24667, 858027), (74001, 286009)]