21466284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{255551}}^1$

素因数の和:255565

約数の個数: 24

約数和(自身を含む): 57243648

約数和(自身を除く): 35777364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 255551, 511102, 766653, 1022204, 1533306, 1788857, 3066612, 3577714, 5366571, 7155428, 10733142, 21466284]

約数ペア:

[(1, 21466284), (2, 10733142), (3, 7155428), (4, 5366571), (6, 3577714), (7, 3066612), (12, 1788857), (14, 1533306), (21, 1022204), (28, 766653), (42, 511102), (84, 255551)]