21589180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{46933}}^1$

素因数の和:46965

約数の個数: 24

約数和(自身を含む): 47309472

約数和(自身を除く): 25720292

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 46933, 93866, 187732, 234665, 469330, 938660, 1079459, 2158918, 4317836, 5397295, 10794590, 21589180]

約数ペア:

[(1, 21589180), (2, 10794590), (4, 5397295), (5, 4317836), (10, 2158918), (20, 1079459), (23, 938660), (46, 469330), (92, 234665), (115, 187732), (230, 93866), (460, 46933)]