213121916810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101972209}}^1$

素因数の和:101972246

約数の個数: 32

約数和(自身を含む): 440519947200

約数和(自身を除く): 227398030390

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 101972209, 203944418, 509861045, 1019722090, 1121694299, 1937471971, 2243388598, 3874943942, 5608471495, 9687359855, 11216942990, 19374719710, 21312191681, 42624383362, 106560958405, 213121916810]

約数ペア:

[(1, 213121916810), (2, 106560958405), (5, 42624383362), (10, 21312191681), (11, 19374719710), (19, 11216942990), (22, 9687359855), (38, 5608471495), (55, 3874943942), (95, 2243388598), (110, 1937471971), (190, 1121694299), (209, 1019722090), (418, 509861045), (1045, 203944418), (2090, 101972209)]