21716216

素因数分解:

$2^3\times {\mathrm{151}}^1\times {\mathrm{17977}}^1$

素因数の和:18134

約数の個数: 16

約数和(自身を含む): 40989840

約数和(自身を除く): 19273624

約数列:

[1, 2, 4, 8, 151, 302, 604, 1208, 17977, 35954, 71908, 143816, 2714527, 5429054, 10858108, 21716216]

約数ペア:

[(1, 21716216), (2, 10858108), (4, 5429054), (8, 2714527), (151, 143816), (302, 71908), (604, 35954), (1208, 17977)]