2649591

素因数分解:

$3^4\times 7^1\times {\mathrm{4673}}^1$

素因数の和:4692

約数の個数: 20

約数和(自身を含む): 4524432

約数和(自身を除く): 1874841

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 4673, 14019, 32711, 42057, 98133, 126171, 294399, 378513, 883197, 2649591]

約数ペア:

[(1, 2649591), (3, 883197), (7, 378513), (9, 294399), (21, 126171), (27, 98133), (63, 42057), (81, 32711), (189, 14019), (567, 4673)]