21076412

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5927}}^1$

素因数の和:6065

約数の個数: 24

約数和(自身を含む): 42491904

約数和(自身を除く): 21415492

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5927, 11854, 23708, 41489, 82978, 165956, 752729, 1505458, 3010916, 5269103, 10538206, 21076412]

約数ペア:

[(1, 21076412), (2, 10538206), (4, 5269103), (7, 3010916), (14, 1505458), (28, 752729), (127, 165956), (254, 82978), (508, 41489), (889, 23708), (1778, 11854), (3556, 5927)]