21224199

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1787}}^1$

素因数の和:1934

約数の個数: 16

約数和(自身を含む): 29351808

約数和(自身を除く): 8127609

約数列:

[1, 3, 37, 107, 111, 321, 1787, 3959, 5361, 11877, 66119, 191209, 198357, 573627, 7074733, 21224199]

約数ペア:

[(1, 21224199), (3, 7074733), (37, 573627), (107, 198357), (111, 191209), (321, 66119), (1787, 11877), (3959, 5361)]