21433217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{739}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 24366720

約数和(自身を除く): 2933503

約数列:

[1, 13, 23, 97, 299, 739, 1261, 2231, 9607, 16997, 29003, 71683, 220961, 931879, 1648709, 21433217]

約数ペア:

[(1, 21433217), (13, 1648709), (23, 931879), (97, 220961), (299, 71683), (739, 29003), (1261, 16997), (2231, 9607)]