21971416

素因数分解:

$2^3\times {\mathrm{467}}^1\times {\mathrm{5881}}^1$

素因数の和:6354

約数の個数: 16

約数和(自身を含む): 41291640

約数和(自身を除く): 19320224

約数列:

[1, 2, 4, 8, 467, 934, 1868, 3736, 5881, 11762, 23524, 47048, 2746427, 5492854, 10985708, 21971416]

約数ペア:

[(1, 21971416), (2, 10985708), (4, 5492854), (8, 2746427), (467, 47048), (934, 23524), (1868, 11762), (3736, 5881)]