21782246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{9397}}^1$

素因数の和:9479

約数の個数: 16

約数和(自身を含む): 34960560

約数和(自身を除く): 13178314

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 9397, 18794, 178543, 357086, 573217, 1146434, 10891123, 21782246]

約数ペア:

[(1, 21782246), (2, 10891123), (19, 1146434), (38, 573217), (61, 357086), (122, 178543), (1159, 18794), (2318, 9397)]