2021432823

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{78341}}^1$

素因数の和:78455

約数の個数: 24

約数和(自身を含む): 3030895296

約数和(自身を除く): 1009462473

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 2867, 8601, 25803, 78341, 235023, 705069, 3682027, 4778801, 11046081, 14336403, 33138243, 43009209, 224603647, 673810941, 2021432823]

約数ペア:

[(1, 2021432823), (3, 673810941), (9, 224603647), (47, 43009209), (61, 33138243), (141, 14336403), (183, 11046081), (423, 4778801), (549, 3682027), (2867, 705069), (8601, 235023), (25803, 78341)]