212115223761

素因数分解:

$3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{24696149}}^1$

素因数の和:24696568

約数の個数: 16

約数和(自身を含む): 324013488000

約数和(自身を除く): 111898264239

約数列:

[1, 3, 7, 21, 409, 1227, 2863, 8589, 24696149, 74088447, 172873043, 518619129, 10100724941, 30302174823, 70705074587, 212115223761]

約数ペア:

[(1, 212115223761), (3, 70705074587), (7, 30302174823), (21, 10100724941), (409, 518619129), (1227, 172873043), (2863, 74088447), (8589, 24696149)]