21032691

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 28492800

約数和(自身を除く): 7460109

約数列:

[1, 3, 149, 211, 223, 447, 633, 669, 31439, 33227, 47053, 94317, 99681, 141159, 7010897, 21032691]

約数ペア:

[(1, 21032691), (3, 7010897), (149, 141159), (211, 99681), (223, 94317), (447, 47053), (633, 33227), (669, 31439)]