21808250

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{1051}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 41356224

約数和(自身を除く): 19547974

約数列:

[1, 2, 5, 10, 25, 50, 83, 125, 166, 250, 415, 830, 1051, 2075, 2102, 4150, 5255, 10375, 10510, 20750, 26275, 52550, 87233, 131375, 174466, 262750, 436165, 872330, 2180825, 4361650, 10904125, 21808250]

約数ペア:

[(1, 21808250), (2, 10904125), (5, 4361650), (10, 2180825), (25, 872330), (50, 436165), (83, 262750), (125, 174466), (166, 131375), (250, 87233), (415, 52550), (830, 26275), (1051, 20750), (2075, 10510), (2102, 10375), (4150, 5255)]