21023530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191123}}^1$

素因数の和:191141

約数の個数: 16

約数和(自身を含む): 41282784

約数和(自身を除く): 20259254

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 191123, 382246, 955615, 1911230, 2102353, 4204706, 10511765, 21023530]

約数ペア:

[(1, 21023530), (2, 10511765), (5, 4204706), (10, 2102353), (11, 1911230), (22, 955615), (55, 382246), (110, 191123)]