21983859

素因数分解:

$3^3\times {\mathrm{349}}^1\times {\mathrm{2333}}^1$

素因数の和:2691

約数の個数: 16

約数和(自身を含む): 32676000

約数和(自身を除く): 10692141

約数列:

[1, 3, 9, 27, 349, 1047, 2333, 3141, 6999, 9423, 20997, 62991, 814217, 2442651, 7327953, 21983859]

約数ペア:

[(1, 21983859), (3, 7327953), (9, 2442651), (27, 814217), (349, 62991), (1047, 20997), (2333, 9423), (3141, 6999)]