21306429

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1013}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 34070400

約数和(自身を除く): 12763971

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 171, 369, 513, 779, 1013, 1107, 2337, 3039, 7011, 9117, 19247, 21033, 27351, 41533, 57741, 124599, 173223, 373797, 519669, 789127, 1121391, 2367381, 7102143, 21306429]

約数ペア:

[(1, 21306429), (3, 7102143), (9, 2367381), (19, 1121391), (27, 789127), (41, 519669), (57, 373797), (123, 173223), (171, 124599), (369, 57741), (513, 41533), (779, 27351), (1013, 21033), (1107, 19247), (2337, 9117), (3039, 7011)]