21692645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3119}}^1$

素因数の和:3244

約数の個数: 16

約数和(自身を含む): 28304640

約数和(自身を除く): 6611995

約数列:

[1, 5, 13, 65, 107, 535, 1391, 3119, 6955, 15595, 40547, 202735, 333733, 1668665, 4338529, 21692645]

約数ペア:

[(1, 21692645), (5, 4338529), (13, 1668665), (65, 333733), (107, 202735), (535, 40547), (1391, 15595), (3119, 6955)]