20210141913

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{4909}}^1\times {\mathrm{105563}}^1$

素因数の和:110488

約数の個数: 16

約数和(自身を含む): 29025877440

約数和(自身を除く): 8815735527

約数列:

[1, 3, 13, 39, 4909, 14727, 63817, 105563, 191451, 316689, 1372319, 4116957, 518208767, 1554626301, 6736713971, 20210141913]

約数ペア:

[(1, 20210141913), (3, 6736713971), (13, 1554626301), (39, 518208767), (4909, 4116957), (14727, 1372319), (63817, 316689), (105563, 191451)]