21609322

素因数分解:

$2^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{2039}}^1$

素因数の和:2805

約数の個数: 16

約数和(自身を含む): 37111680

約数和(自身を除く): 15502358

約数列:

[1, 2, 7, 14, 757, 1514, 2039, 4078, 5299, 10598, 14273, 28546, 1543523, 3087046, 10804661, 21609322]

約数ペア:

[(1, 21609322), (2, 10804661), (7, 3087046), (14, 1543523), (757, 28546), (1514, 14273), (2039, 10598), (4078, 5299)]