21713523

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29303}}^1$

素因数の和:29338

約数の個数: 16

約数和(自身を含む): 32820480

約数和(自身を除く): 11106957

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 29303, 87909, 380939, 556757, 1142817, 1670271, 7237841, 21713523]

約数ペア:

[(1, 21713523), (3, 7237841), (13, 1670271), (19, 1142817), (39, 556757), (57, 380939), (247, 87909), (741, 29303)]