21243076

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{991}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 38997504

約数和(自身を除く): 17754428

約数列:

[1, 2, 4, 23, 46, 92, 233, 466, 932, 991, 1982, 3964, 5359, 10718, 21436, 22793, 45586, 91172, 230903, 461806, 923612, 5310769, 10621538, 21243076]

約数ペア:

[(1, 21243076), (2, 10621538), (4, 5310769), (23, 923612), (46, 461806), (92, 230903), (233, 91172), (466, 45586), (932, 22793), (991, 21436), (1982, 10718), (3964, 5359)]