21436684

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{653}}^1$

素因数の和:969

約数の個数: 24

約数和(自身を含む): 39004560

約数和(自身を除く): 17567876

約数列:

[1, 2, 4, 29, 58, 116, 283, 566, 653, 1132, 1306, 2612, 8207, 16414, 18937, 32828, 37874, 75748, 184799, 369598, 739196, 5359171, 10718342, 21436684]

約数ペア:

[(1, 21436684), (2, 10718342), (4, 5359171), (29, 739196), (58, 369598), (116, 184799), (283, 75748), (566, 37874), (653, 32828), (1132, 18937), (1306, 16414), (2612, 8207)]