21482499

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{691}}^1$

素因数の和:978

約数の個数: 16

約数和(自身を含む): 29473664

約数和(自身を除く): 7991165

約数列:

[1, 3, 43, 129, 241, 691, 723, 2073, 10363, 29713, 31089, 89139, 166531, 499593, 7160833, 21482499]

約数ペア:

[(1, 21482499), (3, 7160833), (43, 499593), (129, 166531), (241, 89139), (691, 31089), (723, 29713), (2073, 10363)]