2130849

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 3556800

約数和(自身を除く): 1425951

約数列:

[1, 3, 7, 9, 21, 63, 149, 227, 447, 681, 1043, 1341, 1589, 2043, 3129, 4767, 9387, 14301, 33823, 101469, 236761, 304407, 710283, 2130849]

約数ペア:

[(1, 2130849), (3, 710283), (7, 304407), (9, 236761), (21, 101469), (63, 33823), (149, 14301), (227, 9387), (447, 4767), (681, 3129), (1043, 2043), (1341, 1589)]