21606396

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257219}}^1$

素因数の和:257233

約数の個数: 24

約数和(自身を含む): 57617280

約数和(自身を除く): 36010884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257219, 514438, 771657, 1028876, 1543314, 1800533, 3086628, 3601066, 5401599, 7202132, 10803198, 21606396]

約数ペア:

[(1, 21606396), (2, 10803198), (3, 7202132), (4, 5401599), (6, 3601066), (7, 3086628), (12, 1800533), (14, 1543314), (21, 1028876), (28, 771657), (42, 514438), (84, 257219)]