21105876

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1259}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 54190080

約数和(自身を除く): 33084204

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 127, 132, 254, 381, 508, 762, 1259, 1397, 1524, 2518, 2794, 3777, 4191, 5036, 5588, 7554, 8382, 13849, 15108, 16764, 27698, 41547, 55396, 83094, 159893, 166188, 319786, 479679, 639572, 959358, 1758823, 1918716, 3517646, 5276469, 7035292, 10552938, 21105876]

約数ペア:

[(1, 21105876), (2, 10552938), (3, 7035292), (4, 5276469), (6, 3517646), (11, 1918716), (12, 1758823), (22, 959358), (33, 639572), (44, 479679), (66, 319786), (127, 166188), (132, 159893), (254, 83094), (381, 55396), (508, 41547), (762, 27698), (1259, 16764), (1397, 15108), (1524, 13849), (2518, 8382), (2794, 7554), (3777, 5588), (4191, 5036)]