21332217

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{631}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 29122560

約数和(自身を除く): 7790343

約数列:

[1, 3, 59, 177, 191, 573, 631, 1893, 11269, 33807, 37229, 111687, 120521, 361563, 7110739, 21332217]

約数ペア:

[(1, 21332217), (3, 7110739), (59, 361563), (177, 120521), (191, 111687), (573, 37229), (631, 33807), (1893, 11269)]