2130723

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 3634176

約数和(自身を除く): 1503453

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1091, 1953, 3273, 7637, 9819, 22911, 33821, 68733, 101463, 236747, 304389, 710241, 2130723]

約数ペア:

[(1, 2130723), (3, 710241), (7, 304389), (9, 236747), (21, 101463), (31, 68733), (63, 33821), (93, 22911), (217, 9819), (279, 7637), (651, 3273), (1091, 1953)]