21096370

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{1597}}^1$

素因数の和:2925

約数の個数: 16

約数和(自身を含む): 38026008

約数和(自身を除く): 16929638

約数列:

[1, 2, 5, 10, 1321, 1597, 2642, 3194, 6605, 7985, 13210, 15970, 2109637, 4219274, 10548185, 21096370]

約数ペア:

[(1, 21096370), (2, 10548185), (5, 4219274), (10, 2109637), (1321, 15970), (1597, 13210), (2642, 7985), (3194, 6605)]