20525232021

素因数分解:

$3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{997}}^1\times {\mathrm{2909}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 31411610880

約数和(自身を除く): 10886378859

約数列:

[1, 3, 7, 21, 337, 997, 1011, 2359, 2909, 2991, 6979, 7077, 8727, 20363, 20937, 61089, 335989, 980333, 1007967, 2351923, 2900273, 2940999, 6862331, 7055769, 8700819, 20301911, 20586993, 60905733, 977392001, 2932176003, 6841744007, 20525232021]

約数ペア:

[(1, 20525232021), (3, 6841744007), (7, 2932176003), (21, 977392001), (337, 60905733), (997, 20586993), (1011, 20301911), (2359, 8700819), (2909, 7055769), (2991, 6862331), (6979, 2940999), (7077, 2900273), (8727, 2351923), (20363, 1007967), (20937, 980333), (61089, 335989)]