21201297

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{3037}}^1$

素因数の和:3232

約数の個数: 16

約数和(自身を含む): 30623040

約数和(自身を除く): 9421743

約数列:

[1, 3, 13, 39, 179, 537, 2327, 3037, 6981, 9111, 39481, 118443, 543623, 1630869, 7067099, 21201297]

約数ペア:

[(1, 21201297), (3, 7067099), (13, 1630869), (39, 543623), (179, 118443), (537, 39481), (2327, 9111), (3037, 6981)]