21029578

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{613}}^1\times {\mathrm{1009}}^1$

素因数の和:1641

約数の個数: 16

約数和(自身を含む): 33487560

約数和(自身を除く): 12457982

約数列:

[1, 2, 17, 34, 613, 1009, 1226, 2018, 10421, 17153, 20842, 34306, 618517, 1237034, 10514789, 21029578]

約数ペア:

[(1, 21029578), (2, 10514789), (17, 1237034), (34, 618517), (613, 34306), (1009, 20842), (1226, 17153), (2018, 10421)]