21456014

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1075

約数の個数: 16

約数和(自身を含む): 32847120

約数和(自身を除く): 11391106

約数列:

[1, 2, 73, 146, 179, 358, 821, 1642, 13067, 26134, 59933, 119866, 146959, 293918, 10728007, 21456014]

約数ペア:

[(1, 21456014), (2, 10728007), (73, 293918), (146, 146959), (179, 119866), (358, 59933), (821, 26134), (1642, 13067)]