diff --git a/e023.py b/e023.py
new file mode 100644
index 0000000..3ea4ae4
--- /dev/null
+++ b/e023.py
@@ -0,0 +1,20 @@
+from e021 import proper_divisors
+
+abundant = []
+total = 1
+
+i = 2
+while i < 28123:
+    s = sum(proper_divisors(i))
+    if s > i:
+        abundant.append(i)
+    summed = False
+    for a in abundant:
+        if i - a in abundant:
+            summed = True
+            break
+    if not summed:
+        total = total + i
+    i = i + 1
+
+print 'Total:', total