21844756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{12497}}^1$

素因数の和:12543

約数の個数: 24

約数和(自身を含む): 41993280

約数和(自身を除く): 20148524

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 12497, 24994, 49988, 237443, 287431, 474886, 574862, 949772, 1149724, 5461189, 10922378, 21844756]

約数ペア:

[(1, 21844756), (2, 10922378), (4, 5461189), (19, 1149724), (23, 949772), (38, 574862), (46, 474886), (76, 287431), (92, 237443), (437, 49988), (874, 24994), (1748, 12497)]