21049388637

素因数分解:

$3^1\times {\mathrm{719}}^1\times {\mathrm{1429}}^1\times {\mathrm{6829}}^1$

素因数の和:8980

約数の個数: 16

約数和(自身を含む): 28128672000

約数和(自身を除く): 7079283363

約数列:

[1, 3, 719, 1429, 2157, 4287, 6829, 20487, 1027451, 3082353, 4910051, 9758641, 14730153, 29275923, 7016462879, 21049388637]

約数ペア:

[(1, 21049388637), (3, 7016462879), (719, 29275923), (1429, 14730153), (2157, 9758641), (4287, 4910051), (6829, 3082353), (20487, 1027451)]