21609476

素因数分解:

$2^2\times 7^1\times {\mathrm{613}}^1\times {\mathrm{1259}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 43323840

約数和(自身を除く): 21714364

約数列:

[1, 2, 4, 7, 14, 28, 613, 1226, 1259, 2452, 2518, 4291, 5036, 8582, 8813, 17164, 17626, 35252, 771767, 1543534, 3087068, 5402369, 10804738, 21609476]

約数ペア:

[(1, 21609476), (2, 10804738), (4, 5402369), (7, 3087068), (14, 1543534), (28, 771767), (613, 35252), (1226, 17626), (1259, 17164), (2452, 8813), (2518, 8582), (4291, 5036)]