public void setAccountId(String accountId) {
        this.accountId = accountId;
    }
<p>
The account ID number of a delegated administrator account in the organization.
</p>

@param accountId
       The account ID number of a delegated administrator account in the organization.
aws-java-sdk-organizations/src/main/java/com/amazonaws/services/organizations/model/ListDelegatedServicesForAccountRequest.java