21000209026

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1\times {\mathrm{608737}}^1$

素因数の和:609153

約数の個数: 16

約数和(自身を含む): 32258244096

約数和(自身を除く): 11258035070

約数列:

[1, 2, 47, 94, 367, 734, 17249, 34498, 608737, 1217474, 28610639, 57221278, 223406479, 446812958, 10500104513, 21000209026]

約数ペア:

[(1, 21000209026), (2, 10500104513), (47, 446812958), (94, 223406479), (367, 57221278), (734, 28610639), (17249, 1217474), (34498, 608737)]