21455106

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{233}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 43804800

約数和(自身を除く): 22349694

約数列:

[1, 2, 3, 6, 103, 149, 206, 233, 298, 309, 447, 466, 618, 699, 894, 1398, 15347, 23999, 30694, 34717, 46041, 47998, 69434, 71997, 92082, 104151, 143994, 208302, 3575851, 7151702, 10727553, 21455106]

約数ペア:

[(1, 21455106), (2, 10727553), (3, 7151702), (6, 3575851), (103, 208302), (149, 143994), (206, 104151), (233, 92082), (298, 71997), (309, 69434), (447, 47998), (466, 46041), (618, 34717), (699, 30694), (894, 23999), (1398, 15347)]