21343936

素因数分解:

$2^6\times {\mathrm{167}}^1\times {\mathrm{1997}}^1$

素因数の和:2176

約数の個数: 28

約数和(自身を含む): 42629328

約数和(自身を除く): 21285392

約数列:

[1, 2, 4, 8, 16, 32, 64, 167, 334, 668, 1336, 1997, 2672, 3994, 5344, 7988, 10688, 15976, 31952, 63904, 127808, 333499, 666998, 1333996, 2667992, 5335984, 10671968, 21343936]

約数ペア:

[(1, 21343936), (2, 10671968), (4, 5335984), (8, 2667992), (16, 1333996), (32, 666998), (64, 333499), (167, 127808), (334, 63904), (668, 31952), (1336, 15976), (1997, 10688), (2672, 7988), (3994, 5344)]