2021621811

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{3407}}^1\times {\mathrm{17981}}^1$

素因数の和:21402

約数の個数: 16

約数和(自身を含む): 2941567488

約数和(自身を除く): 919945677

約数列:

[1, 3, 11, 33, 3407, 10221, 17981, 37477, 53943, 112431, 197791, 593373, 61261267, 183783801, 673873937, 2021621811]

約数ペア:

[(1, 2021621811), (3, 673873937), (11, 183783801), (33, 61261267), (3407, 593373), (10221, 197791), (17981, 112431), (37477, 53943)]