20421906

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{57689}}^1$

素因数の和:57753

約数の個数: 16

約数和(自身を含む): 41536800

約数和(自身を除く): 21114894

約数列:

[1, 2, 3, 6, 59, 118, 177, 354, 57689, 115378, 173067, 346134, 3403651, 6807302, 10210953, 20421906]

約数ペア:

[(1, 20421906), (2, 10210953), (3, 6807302), (6, 3403651), (59, 346134), (118, 173067), (177, 115378), (354, 57689)]