21226935

素因数分解:

$3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{3529}}^1$

素因数の和:3938

約数の個数: 16

約数和(自身を含む): 34057440

約数和(自身を除く): 12830505

約数列:

[1, 3, 5, 15, 401, 1203, 2005, 3529, 6015, 10587, 17645, 52935, 1415129, 4245387, 7075645, 21226935]

約数ペア:

[(1, 21226935), (3, 7075645), (5, 4245387), (15, 1415129), (401, 52935), (1203, 17645), (2005, 10587), (3529, 6015)]