21809437047

素因数分解:

$3^2\times {\mathrm{859}}^1\times {\mathrm{1511}}^1\times {\mathrm{1867}}^1$

素因数の和:4243

約数の個数: 24

約数和(自身を含む): 31576970880

約数和(自身を除く): 9767533833

約数列:

[1, 3, 9, 859, 1511, 1867, 2577, 4533, 5601, 7731, 13599, 16803, 1297949, 1603753, 2821037, 3893847, 4811259, 8463111, 11681541, 14433777, 25389333, 2423270783, 7269812349, 21809437047]

約数ペア:

[(1, 21809437047), (3, 7269812349), (9, 2423270783), (859, 25389333), (1511, 14433777), (1867, 11681541), (2577, 8463111), (4533, 4811259), (5601, 3893847), (7731, 2821037), (13599, 1603753), (16803, 1297949)]