21161770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{17783}}^1$

素因数の和:17814

約数の個数: 32

約数和(自身を含む): 46096128

約数和(自身を除く): 24934358

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 17783, 35566, 88915, 124481, 177830, 248962, 302311, 604622, 622405, 1244810, 1511555, 2116177, 3023110, 4232354, 10580885, 21161770]

約数ペア:

[(1, 21161770), (2, 10580885), (5, 4232354), (7, 3023110), (10, 2116177), (14, 1511555), (17, 1244810), (34, 622405), (35, 604622), (70, 302311), (85, 248962), (119, 177830), (170, 124481), (238, 88915), (595, 35566), (1190, 17783)]