20210736957

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{21521}}^1\times {\mathrm{4409}}^1$

素因数の和:26004

約数の個数: 16

約数和(自身を含む): 27334661760

約数和(自身を除く): 7123924803

約数列:

[1, 3, 71, 213, 4409, 13227, 21521, 64563, 313039, 939117, 1527991, 4583973, 94886089, 284658267, 6736912319, 20210736957]

約数ペア:

[(1, 20210736957), (3, 6736912319), (71, 284658267), (213, 94886089), (4409, 4583973), (13227, 1527991), (21521, 939117), (64563, 313039)]