21615998

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{20431}}^1$

素因数の和:20479

約数の個数: 12

約数和(自身を含む): 33896688

約数和(自身を除く): 12280690

約数列:

[1, 2, 23, 46, 529, 1058, 20431, 40862, 469913, 939826, 10807999, 21615998]

約数ペア:

[(1, 21615998), (2, 10807999), (23, 939826), (46, 469913), (529, 40862), (1058, 20431)]