21684604031

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1561279}}^1$

素因数の和:1561358

約数の個数: 16

約数和(自身を含む): 24730675200

約数和(自身を除く): 3046071169

約数列:

[1, 17, 19, 43, 323, 731, 817, 13889, 1561279, 26541743, 29664301, 67134997, 504293117, 1141294949, 1275564943, 21684604031]

約数ペア:

[(1, 21684604031), (17, 1275564943), (19, 1141294949), (43, 504293117), (323, 67134997), (731, 29664301), (817, 26541743), (13889, 1561279)]