21910352

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{59539}}^1$

素因数の和:59570

約数の個数: 20

約数和(自身を含む): 44297760

約数和(自身を除く): 22387408

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 59539, 119078, 238156, 476312, 952624, 1369397, 2738794, 5477588, 10955176, 21910352]

約数ペア:

[(1, 21910352), (2, 10955176), (4, 5477588), (8, 2738794), (16, 1369397), (23, 952624), (46, 476312), (92, 238156), (184, 119078), (368, 59539)]