Correct

倍数

/ bèishù /
Strokes

Definition

multiple/multiplier/factor

Example

As a Noun

multiple

1
21
21
shì
是
3
3
hé
和
7
7
de
的
bèishù
倍数
。

Twenty-one is the multiple of 3 or 7.

As a Noun

multiple; multiplier

2
Bèishù
倍数
xiàoyìng
效应

multiplier effect