21260657039

素因数分解:

${\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1\times {\mathrm{43177}}^1$

素因数の和:43550

約数の個数: 16

約数和(自身を含む): 22549278720

約数和(自身を除く): 1288621681

約数列:

[1, 23, 79, 271, 1817, 6233, 21409, 43177, 492407, 993071, 3410983, 11700967, 78452609, 269122241, 924376393, 21260657039]

約数ペア:

[(1, 21260657039), (23, 924376393), (79, 269122241), (271, 78452609), (1817, 11700967), (6233, 3410983), (21409, 993071), (43177, 492407)]