210922761

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{67409}}^1$

素因数の和:67568

約数の個数: 16

約数和(自身を含む): 323568000

約数和(自身を除く): 112645239

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 67409, 202227, 471863, 1415589, 10043941, 30131823, 70307587, 210922761]

約数ペア:

[(1, 210922761), (3, 70307587), (7, 30131823), (21, 10043941), (149, 1415589), (447, 471863), (1043, 202227), (3129, 67409)]