21692013

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 34922496

約数和(自身を除く): 13230483

約数列:

[1, 3, 7, 21, 23, 69, 97, 161, 291, 463, 483, 679, 1389, 2037, 2231, 3241, 6693, 9723, 10649, 15617, 31947, 44911, 46851, 74543, 134733, 223629, 314377, 943131, 1032953, 3098859, 7230671, 21692013]

約数ペア:

[(1, 21692013), (3, 7230671), (7, 3098859), (21, 1032953), (23, 943131), (69, 314377), (97, 223629), (161, 134733), (291, 74543), (463, 46851), (483, 44911), (679, 31947), (1389, 15617), (2037, 10649), (2231, 9723), (3241, 6693)]