21324424

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3413}}^1$

素因数の和:3501

約数の個数: 32

約数和(自身を含む): 44245440

約数和(自身を除く): 22921016

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 3413, 6248, 6826, 13652, 27304, 37543, 75086, 150172, 242323, 300344, 484646, 969292, 1938584, 2665553, 5331106, 10662212, 21324424]

約数ペア:

[(1, 21324424), (2, 10662212), (4, 5331106), (8, 2665553), (11, 1938584), (22, 969292), (44, 484646), (71, 300344), (88, 242323), (142, 150172), (284, 75086), (568, 37543), (781, 27304), (1562, 13652), (3124, 6826), (3413, 6248)]