21313337

素因数分解:

${\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 22978560

約数和(自身を除く): 1665223

約数列:

[1, 31, 43, 59, 271, 1333, 1829, 2537, 8401, 11653, 15989, 78647, 361243, 495659, 687527, 21313337]

約数ペア:

[(1, 21313337), (31, 687527), (43, 495659), (59, 361243), (271, 78647), (1333, 15989), (1829, 11653), (2537, 8401)]