21360702942

素因数分解:

$2^1\times 3^4\times {\mathrm{131856191}}^1$

素因数の和:131856205

約数の個数: 20

約数和(自身を含む): 47863797696

約数和(自身を除く): 26503094754

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 131856191, 263712382, 395568573, 791137146, 1186705719, 2373411438, 3560117157, 7120234314, 10680351471, 21360702942]

約数ペア:

[(1, 21360702942), (2, 10680351471), (3, 7120234314), (6, 3560117157), (9, 2373411438), (18, 1186705719), (27, 791137146), (54, 395568573), (81, 263712382), (162, 131856191)]