21220698843

素因数分解:

$3^3\times {\mathrm{4217}}^1\times {\mathrm{186377}}^1$

素因数の和:190603

約数の個数: 16

約数和(自身を含む): 31445696160

約数和(自身を除く): 10224997317

約数列:

[1, 3, 9, 27, 4217, 12651, 37953, 113859, 186377, 559131, 1677393, 5032179, 785951809, 2357855427, 7073566281, 21220698843]

約数ペア:

[(1, 21220698843), (3, 7073566281), (9, 2357855427), (27, 785951809), (4217, 5032179), (12651, 1677393), (37953, 559131), (113859, 186377)]