21536679

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2287}}^1$

素因数の和:2406

約数の個数: 16

約数和(自身を含む): 29798912

約数和(自身を除く): 8262233

約数列:

[1, 3, 43, 73, 129, 219, 2287, 3139, 6861, 9417, 98341, 166951, 295023, 500853, 7178893, 21536679]

約数ペア:

[(1, 21536679), (3, 7178893), (43, 500853), (73, 295023), (129, 166951), (219, 98341), (2287, 9417), (3139, 6861)]