21661896961

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1045307}}^1$

素因数の和:1045400

約数の個数: 16

約数和(自身を含む): 24384945024

約数和(自身を除く): 2723048063

約数列:

[1, 17, 23, 53, 391, 901, 1219, 20723, 1045307, 17770219, 24042061, 55401271, 408715037, 941821607, 1274229233, 21661896961]

約数ペア:

[(1, 21661896961), (17, 1274229233), (23, 941821607), (53, 408715037), (391, 55401271), (901, 24042061), (1219, 17770219), (20723, 1045307)]