21063636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1301

約数の個数: 72

約数和(自身を含む): 59483424

約数和(自身を除く): 38419788

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 1237, 1419, 1548, 1892, 2474, 2838, 3711, 4257, 4948, 5676, 7422, 8514, 11133, 13607, 14844, 17028, 22266, 27214, 40821, 44532, 53191, 54428, 81642, 106382, 122463, 159573, 163284, 212764, 244926, 319146, 478719, 489852, 585101, 638292, 957438, 1170202, 1755303, 1914876, 2340404, 3510606, 5265909, 7021212, 10531818, 21063636]

約数ペア:

[(1, 21063636), (2, 10531818), (3, 7021212), (4, 5265909), (6, 3510606), (9, 2340404), (11, 1914876), (12, 1755303), (18, 1170202), (22, 957438), (33, 638292), (36, 585101), (43, 489852), (44, 478719), (66, 319146), (86, 244926), (99, 212764), (129, 163284), (132, 159573), (172, 122463), (198, 106382), (258, 81642), (387, 54428), (396, 53191), (473, 44532), (516, 40821), (774, 27214), (946, 22266), (1237, 17028), (1419, 14844), (1548, 13607), (1892, 11133), (2474, 8514), (2838, 7422), (3711, 5676), (4257, 4948)]