21117410

素因数分解:

$2^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{4877}}^1$

素因数の和:5317

約数の個数: 16

約数和(自身を含む): 38106936

約数和(自身を除く): 16989526

約数列:

[1, 2, 5, 10, 433, 866, 2165, 4330, 4877, 9754, 24385, 48770, 2111741, 4223482, 10558705, 21117410]

約数ペア:

[(1, 21117410), (2, 10558705), (5, 4223482), (10, 2111741), (433, 48770), (866, 24385), (2165, 9754), (4330, 4877)]