2100072504981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1\times {\mathrm{678023}}^1$

素因数の和:680081

約数の個数: 32

約数和(自身を含む): 3121210257408

約数和(自身を除く): 1021137752427

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 1997, 5991, 21967, 65901, 93859, 281577, 678023, 1032449, 2034069, 3097347, 7458253, 22374759, 31867081, 95601243, 350537891, 1051613673, 1354011931, 4062035793, 14894131241, 44682393723, 63638560757, 190915682271, 700024168327, 2100072504981]

約数ペア:

[(1, 2100072504981), (3, 700024168327), (11, 190915682271), (33, 63638560757), (47, 44682393723), (141, 14894131241), (517, 4062035793), (1551, 1354011931), (1997, 1051613673), (5991, 350537891), (21967, 95601243), (65901, 31867081), (93859, 22374759), (281577, 7458253), (678023, 3097347), (1032449, 2034069)]