21286192

素因数分解:

$2^4\times {\mathrm{449}}^1\times {\mathrm{2963}}^1$

素因数の和:3420

約数の個数: 20

約数和(自身を含む): 41347800

約数和(自身を除く): 20061608

約数列:

[1, 2, 4, 8, 16, 449, 898, 1796, 2963, 3592, 5926, 7184, 11852, 23704, 47408, 1330387, 2660774, 5321548, 10643096, 21286192]

約数ペア:

[(1, 21286192), (2, 10643096), (4, 5321548), (8, 2660774), (16, 1330387), (449, 47408), (898, 23704), (1796, 11852), (2963, 7184), (3592, 5926)]