21489048

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6091}}^1$

素因数の和:6117

約数の個数: 72

約数和(自身を含む): 67712580

約数和(自身を除く): 46223532

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6091, 12182, 18273, 24364, 36546, 42637, 48728, 54819, 73092, 85274, 109638, 127911, 146184, 170548, 219276, 255822, 298459, 341096, 383733, 438552, 511644, 596918, 767466, 895377, 1023288, 1193836, 1534932, 1790754, 2387672, 2686131, 3069864, 3581508, 5372262, 7163016, 10744524, 21489048]

約数ペア:

[(1, 21489048), (2, 10744524), (3, 7163016), (4, 5372262), (6, 3581508), (7, 3069864), (8, 2686131), (9, 2387672), (12, 1790754), (14, 1534932), (18, 1193836), (21, 1023288), (24, 895377), (28, 767466), (36, 596918), (42, 511644), (49, 438552), (56, 383733), (63, 341096), (72, 298459), (84, 255822), (98, 219276), (126, 170548), (147, 146184), (168, 127911), (196, 109638), (252, 85274), (294, 73092), (392, 54819), (441, 48728), (504, 42637), (588, 36546), (882, 24364), (1176, 18273), (1764, 12182), (3528, 6091)]