21914396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{25247}}^1$

素因数の和:25289

約数の個数: 24

約数和(自身を含む): 45244416

約数和(自身を除く): 23330020

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 25247, 50494, 100988, 176729, 353458, 706916, 782657, 1565314, 3130628, 5478599, 10957198, 21914396]

約数ペア:

[(1, 21914396), (2, 10957198), (4, 5478599), (7, 3130628), (14, 1565314), (28, 782657), (31, 706916), (62, 353458), (124, 176729), (217, 100988), (434, 50494), (868, 25247)]