21061454

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1\times {\mathrm{613}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 32492880

約数和(自身を除く): 11431426

約数列:

[1, 2, 41, 82, 419, 613, 838, 1226, 17179, 25133, 34358, 50266, 256847, 513694, 10530727, 21061454]

約数ペア:

[(1, 21061454), (2, 10530727), (41, 513694), (82, 256847), (419, 50266), (613, 34358), (838, 25133), (1226, 17179)]