22159921

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{887}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 26256384

約数和(自身を除く): 4096463

約数列:

[1, 7, 43, 83, 301, 581, 887, 3569, 6209, 24983, 38141, 73621, 266987, 515347, 3165703, 22159921]

約数ペア:

[(1, 22159921), (7, 3165703), (43, 515347), (83, 266987), (301, 73621), (581, 38141), (887, 24983), (3569, 6209)]