21198032

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18149}}^1$

素因数の和:18230

約数の個数: 20

約数和(自身を含む): 41636100

約数和(自身を除く): 20438068

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18149, 36298, 72596, 145192, 290384, 1324877, 2649754, 5299508, 10599016, 21198032]

約数ペア:

[(1, 21198032), (2, 10599016), (4, 5299508), (8, 2649754), (16, 1324877), (73, 290384), (146, 145192), (292, 72596), (584, 36298), (1168, 18149)]