21932991

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{19813}}^1$

素因数の和:19863

約数の個数: 16

約数和(自身を含む): 33287520

約数和(自身を除く): 11354529

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 19813, 59439, 178317, 534951, 812333, 2436999, 7310997, 21932991]

約数ペア:

[(1, 21932991), (3, 7310997), (9, 2436999), (27, 812333), (41, 534951), (123, 178317), (369, 59439), (1107, 19813)]