21609966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{514523}}^1$

素因数の和:514535

約数の個数: 16

約数和(自身を含む): 49394304

約数和(自身を除く): 27784338

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 514523, 1029046, 1543569, 3087138, 3601661, 7203322, 10804983, 21609966]

約数ペア:

[(1, 21609966), (2, 10804983), (3, 7203322), (6, 3601661), (7, 3087138), (14, 1543569), (21, 1029046), (42, 514523)]