21543334

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{1217}}^1$

素因数の和:1439

約数の個数: 16

約数和(自身を含む): 33149088

約数和(自身を除く): 11605754

約数列:

[1, 2, 53, 106, 167, 334, 1217, 2434, 8851, 17702, 64501, 129002, 203239, 406478, 10771667, 21543334]

約数ペア:

[(1, 21543334), (2, 10771667), (53, 406478), (106, 203239), (167, 129002), (334, 64501), (1217, 17702), (2434, 8851)]