2119221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 24

約数和(自身を含む): 3363360

約数和(自身を除く): 1244139

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 307, 531, 767, 921, 2301, 2763, 3991, 6903, 11973, 18113, 35919, 54339, 163017, 235469, 706407, 2119221]

約数ペア:

[(1, 2119221), (3, 706407), (9, 235469), (13, 163017), (39, 54339), (59, 35919), (117, 18113), (177, 11973), (307, 6903), (531, 3991), (767, 2763), (921, 2301)]