21601083

素因数分解:

$3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{5683}}^1$

素因数の和:5874

約数の個数: 16

約数和(自身を含む): 33103616

約数和(自身を除く): 11502533

約数列:

[1, 3, 7, 21, 181, 543, 1267, 3801, 5683, 17049, 39781, 119343, 1028623, 3085869, 7200361, 21601083]

約数ペア:

[(1, 21601083), (3, 7200361), (7, 3085869), (21, 1028623), (181, 119343), (543, 39781), (1267, 17049), (3801, 5683)]