21194220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353237}}^1$

素因数の和:353249

約数の個数: 24

約数和(自身を含む): 59343984

約数和(自身を除く): 38149764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353237, 706474, 1059711, 1412948, 1766185, 2119422, 3532370, 4238844, 5298555, 7064740, 10597110, 21194220]

約数ペア:

[(1, 21194220), (2, 10597110), (3, 7064740), (4, 5298555), (5, 4238844), (6, 3532370), (10, 2119422), (12, 1766185), (15, 1412948), (20, 1059711), (30, 706474), (60, 353237)]