21651570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{80191}}^1$

素因数の和:80207

約数の個数: 32

約数和(自身を含む): 57738240

約数和(自身を除く): 36086670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 80191, 160382, 240573, 400955, 481146, 721719, 801910, 1202865, 1443438, 2165157, 2405730, 3608595, 4330314, 7217190, 10825785, 21651570]

約数ペア:

[(1, 21651570), (2, 10825785), (3, 7217190), (5, 4330314), (6, 3608595), (9, 2405730), (10, 2165157), (15, 1443438), (18, 1202865), (27, 801910), (30, 721719), (45, 481146), (54, 400955), (90, 240573), (135, 160382), (270, 80191)]