21477722

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66701}}^1$

素因数の和:66733

約数の個数: 16

約数和(自身を含む): 38420352

約数和(自身を除く): 16942630

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 66701, 133402, 466907, 933814, 1534123, 3068246, 10738861, 21477722]

約数ペア:

[(1, 21477722), (2, 10738861), (7, 3068246), (14, 1534123), (23, 933814), (46, 466907), (161, 133402), (322, 66701)]