21766005

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4789}}^1$

素因数の和:4901

約数の個数: 24

約数和(自身を含む): 38109240

約数和(自身を除く): 16343235

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 4789, 14367, 23945, 43101, 71835, 215505, 483689, 1451067, 2418445, 4353201, 7255335, 21766005]

約数ペア:

[(1, 21766005), (3, 7255335), (5, 4353201), (9, 2418445), (15, 1451067), (45, 483689), (101, 215505), (303, 71835), (505, 43101), (909, 23945), (1515, 14367), (4545, 4789)]