21811510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18329}}^1$

素因数の和:18360

約数の個数: 32

約数和(自身を含む): 47511360

約数和(自身を除く): 25699850

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 18329, 36658, 91645, 128303, 183290, 256606, 311593, 623186, 641515, 1283030, 1557965, 2181151, 3115930, 4362302, 10905755, 21811510]

約数ペア:

[(1, 21811510), (2, 10905755), (5, 4362302), (7, 3115930), (10, 2181151), (14, 1557965), (17, 1283030), (34, 641515), (35, 623186), (70, 311593), (85, 256606), (119, 183290), (170, 128303), (238, 91645), (595, 36658), (1190, 18329)]