21248642

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1\times {\mathrm{761}}^1$

素因数の和:1393

約数の個数: 16

約数和(自身を含む): 33357312

約数和(自身を除く): 12108670

約数列:

[1, 2, 23, 46, 607, 761, 1214, 1522, 13961, 17503, 27922, 35006, 461927, 923854, 10624321, 21248642]

約数ペア:

[(1, 21248642), (2, 10624321), (23, 923854), (46, 461927), (607, 35006), (761, 27922), (1214, 17503), (1522, 13961)]