21776469

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2207}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 35610624

約数和(自身を除く): 13834155

約数列:

[1, 3, 11, 13, 23, 33, 39, 69, 143, 253, 299, 429, 759, 897, 2207, 3289, 6621, 9867, 24277, 28691, 50761, 72831, 86073, 152283, 315601, 558371, 659893, 946803, 1675113, 1979679, 7258823, 21776469]

約数ペア:

[(1, 21776469), (3, 7258823), (11, 1979679), (13, 1675113), (23, 946803), (33, 659893), (39, 558371), (69, 315601), (143, 152283), (253, 86073), (299, 72831), (429, 50761), (759, 28691), (897, 24277), (2207, 9867), (3289, 6621)]