21027795

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8929}}^1$

素因数の和:9094

約数の個数: 16

約数和(自身を含む): 33862560

約数和(自身を除く): 12834765

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 8929, 26787, 44645, 133935, 1401853, 4205559, 7009265, 21027795]

約数ペア:

[(1, 21027795), (3, 7009265), (5, 4205559), (15, 1401853), (157, 133935), (471, 44645), (785, 26787), (2355, 8929)]