21864558

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:852

約数の個数: 32

約数和(自身を含む): 45280800

約数和(自身を除く): 23416242

約数列:

[1, 2, 3, 6, 37, 74, 111, 149, 222, 298, 447, 661, 894, 1322, 1983, 3966, 5513, 11026, 16539, 24457, 33078, 48914, 73371, 98489, 146742, 196978, 295467, 590934, 3644093, 7288186, 10932279, 21864558]

約数ペア:

[(1, 21864558), (2, 10932279), (3, 7288186), (6, 3644093), (37, 590934), (74, 295467), (111, 196978), (149, 146742), (222, 98489), (298, 73371), (447, 48914), (661, 33078), (894, 24457), (1322, 16539), (1983, 11026), (3966, 5513)]