221565328

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{129419}}^1$

素因数の和:129534

約数の個数: 20

約数和(自身を含む): 433298160

約数和(自身を除く): 211732832

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 129419, 258838, 517676, 1035352, 2070704, 13847833, 27695666, 55391332, 110782664, 221565328]

約数ペア:

[(1, 221565328), (2, 110782664), (4, 55391332), (8, 27695666), (16, 13847833), (107, 2070704), (214, 1035352), (428, 517676), (856, 258838), (1712, 129419)]