21808088

素因数分解:

$2^3\times {\mathrm{613}}^1\times {\mathrm{4447}}^1$

素因数の和:5066

約数の個数: 16

約数和(自身を含む): 40966080

約数和(自身を除く): 19157992

約数列:

[1, 2, 4, 8, 613, 1226, 2452, 4447, 4904, 8894, 17788, 35576, 2726011, 5452022, 10904044, 21808088]

約数ペア:

[(1, 21808088), (2, 10904044), (4, 5452022), (8, 2726011), (613, 35576), (1226, 17788), (2452, 8894), (4447, 4904)]