21694797

素因数分解:

$3^5\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 32969664

約数和(自身を除く): 11274867

約数列:

[1, 3, 9, 27, 73, 81, 219, 243, 657, 1223, 1971, 3669, 5913, 11007, 17739, 33021, 89279, 99063, 267837, 297189, 803511, 2410533, 7231599, 21694797]

約数ペア:

[(1, 21694797), (3, 7231599), (9, 2410533), (27, 803511), (73, 297189), (81, 267837), (219, 99063), (243, 89279), (657, 33021), (1223, 17739), (1971, 11007), (3669, 5913)]