21014712579

素因数分解:

$3^1\times 7^1\times {\mathrm{827}}^1\times {\mathrm{1210037}}^1$

素因数の和:1210874

約数の個数: 16

約数和(自身を含む): 32061166848

約数和(自身を除く): 11046454269

約数列:

[1, 3, 7, 21, 827, 2481, 5789, 17367, 1210037, 3630111, 8470259, 25410777, 1000700599, 3002101797, 7004904193, 21014712579]

約数ペア:

[(1, 21014712579), (3, 7004904193), (7, 3002101797), (21, 1000700599), (827, 25410777), (2481, 8470259), (5789, 3630111), (17367, 1210037)]