21059670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{7237}}^1$

素因数の和:7344

約数の個数: 32

約数和(自身を含む): 51071328

約数和(自身を除く): 30011658

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 291, 485, 582, 970, 1455, 2910, 7237, 14474, 21711, 36185, 43422, 72370, 108555, 217110, 701989, 1403978, 2105967, 3509945, 4211934, 7019890, 10529835, 21059670]

約数ペア:

[(1, 21059670), (2, 10529835), (3, 7019890), (5, 4211934), (6, 3509945), (10, 2105967), (15, 1403978), (30, 701989), (97, 217110), (194, 108555), (291, 72370), (485, 43422), (582, 36185), (970, 21711), (1455, 14474), (2910, 7237)]