2421441

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 4055040

約数和(自身を除く): 1633599

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 263, 279, 297, 341, 789, 837, 1023, 2367, 2893, 3069, 7101, 8153, 8679, 9207, 24459, 26037, 73377, 78111, 89683, 220131, 269049, 807147, 2421441]

約数ペア:

[(1, 2421441), (3, 807147), (9, 269049), (11, 220131), (27, 89683), (31, 78111), (33, 73377), (93, 26037), (99, 24459), (263, 9207), (279, 8679), (297, 8153), (341, 7101), (789, 3069), (837, 2893), (1023, 2367)]