21236271

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{32621}}^1$

素因数の和:32662

約数の個数: 16

約数和(自身を含む): 33404928

約数和(自身を除く): 12168657

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 32621, 97863, 228347, 685041, 1011251, 3033753, 7078757, 21236271]

約数ペア:

[(1, 21236271), (3, 7078757), (7, 3033753), (21, 1011251), (31, 685041), (93, 228347), (217, 97863), (651, 32621)]