1821393

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 3225600

約数和(自身を除く): 1404207

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 419, 483, 621, 1257, 1449, 2933, 3771, 4347, 8799, 9637, 11313, 26397, 28911, 67459, 79191, 86733, 202377, 260199, 607131, 1821393]

約数ペア:

[(1, 1821393), (3, 607131), (7, 260199), (9, 202377), (21, 86733), (23, 79191), (27, 67459), (63, 28911), (69, 26397), (161, 11313), (189, 9637), (207, 8799), (419, 4347), (483, 3771), (621, 2933), (1257, 1449)]