21000618126

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68629471}}^1$

素因数の和:68629496

約数の個数: 24

約数和(自身を含む): 48177889344

約数和(自身を除く): 27177271218

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68629471, 137258942, 205888413, 411776826, 617665239, 1166701007, 1235330478, 2333402014, 3500103021, 7000206042, 10500309063, 21000618126]

約数ペア:

[(1, 21000618126), (2, 10500309063), (3, 7000206042), (6, 3500103021), (9, 2333402014), (17, 1235330478), (18, 1166701007), (34, 617665239), (51, 411776826), (102, 205888413), (153, 137258942), (306, 68629471)]