21886138

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{10867}}^1$

素因数の和:10941

約数の個数: 16

約数和(自身を含む): 35212320

約数和(自身を除く): 13326182

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 10867, 21734, 206473, 412946, 575951, 1151902, 10943069, 21886138]

約数ペア:

[(1, 21886138), (2, 10943069), (19, 1151902), (38, 575951), (53, 412946), (106, 206473), (1007, 21734), (2014, 10867)]