21835979

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 16

約数和(自身を含む): 24551424

約数和(自身を除く): 2715445

約数列:

[1, 11, 71, 73, 383, 781, 803, 4213, 5183, 27193, 27959, 57013, 299123, 307549, 1985089, 21835979]

約数ペア:

[(1, 21835979), (11, 1985089), (71, 307549), (73, 299123), (383, 57013), (781, 27959), (803, 27193), (4213, 5183)]