21901594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{76579}}^1$

素因数の和:76605

約数の個数: 16

約数和(自身を含む): 38596320

約数和(自身を除く): 16694726

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 76579, 153158, 842369, 995527, 1684738, 1991054, 10950797, 21901594]

約数ペア:

[(1, 21901594), (2, 10950797), (11, 1991054), (13, 1684738), (22, 995527), (26, 842369), (143, 153158), (286, 76579)]