20987101321

素因数分解:

${\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1\times {\mathrm{8627}}^1$

素因数の和:9368

約数の個数: 16

約数和(自身を含む): 21897864000

約数和(自身を除く): 910762679

約数列:

[1, 29, 149, 563, 4321, 8627, 16327, 83887, 250183, 1285423, 2432723, 4857001, 37277267, 140853029, 723693149, 20987101321]

約数ペア:

[(1, 20987101321), (29, 723693149), (149, 140853029), (563, 37277267), (4321, 4857001), (8627, 2432723), (16327, 1285423), (83887, 250183)]