21243718

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{7793}}^1$

素因数の和:7871

約数の個数: 16

約数和(自身を含む): 33670080

約数和(自身を除く): 12426362

約数列:

[1, 2, 29, 47, 58, 94, 1363, 2726, 7793, 15586, 225997, 366271, 451994, 732542, 10621859, 21243718]

約数ペア:

[(1, 21243718), (2, 10621859), (29, 732542), (47, 451994), (58, 366271), (94, 225997), (1363, 15586), (2726, 7793)]