21819303

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{509}}^1$

素因数の和:959

約数の個数: 24

約数和(自身を含む): 34529040

約数和(自身を除く): 12709737

約数列:

[1, 3, 9, 11, 33, 99, 433, 509, 1299, 1527, 3897, 4581, 4763, 5599, 14289, 16797, 42867, 50391, 220397, 661191, 1983573, 2424367, 7273101, 21819303]

約数ペア:

[(1, 21819303), (3, 7273101), (9, 2424367), (11, 1983573), (33, 661191), (99, 220397), (433, 50391), (509, 42867), (1299, 16797), (1527, 14289), (3897, 5599), (4581, 4763)]