21584176

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{4003}}^1$

素因数の和:4348

約数の個数: 20

約数和(自身を含む): 41953912

約数和(自身を除く): 20369736

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 4003, 5392, 8006, 16012, 32024, 64048, 1349011, 2698022, 5396044, 10792088, 21584176]

約数ペア:

[(1, 21584176), (2, 10792088), (4, 5396044), (8, 2698022), (16, 1349011), (337, 64048), (674, 32024), (1348, 16012), (2696, 8006), (4003, 5392)]