21090691768

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{44683669}}^1$

素因数の和:44683734

約数の個数: 16

約数和(自身を含む): 40215303000

約数和(自身を除く): 19124611232

約数列:

[1, 2, 4, 8, 59, 118, 236, 472, 44683669, 89367338, 178734676, 357469352, 2636336471, 5272672942, 10545345884, 21090691768]

約数ペア:

[(1, 21090691768), (2, 10545345884), (4, 5272672942), (8, 2636336471), (59, 357469352), (118, 178734676), (236, 89367338), (472, 44683669)]