20170395021

素因数分解:

$3^1\times 7^1\times {\mathrm{3307}}^1\times {\mathrm{290443}}^1$

素因数の和:293760

約数の個数: 16

約数和(自身を含む): 30745240064

約数和(自身を除く): 10574845043

約数列:

[1, 3, 7, 21, 3307, 9921, 23149, 69447, 290443, 871329, 2033101, 6099303, 960495001, 2881485003, 6723465007, 20170395021]

約数ペア:

[(1, 20170395021), (3, 6723465007), (7, 2881485003), (21, 960495001), (3307, 6099303), (9921, 2033101), (23149, 871329), (69447, 290443)]