21120792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1039}}^1$

素因数の和:1077

約数の個数: 96

約数和(自身を含む): 66393600

約数和(自身を除く): 45272808

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 121, 132, 154, 168, 231, 242, 264, 308, 363, 462, 484, 616, 726, 847, 924, 968, 1039, 1452, 1694, 1848, 2078, 2541, 2904, 3117, 3388, 4156, 5082, 6234, 6776, 7273, 8312, 10164, 11429, 12468, 14546, 20328, 21819, 22858, 24936, 29092, 34287, 43638, 45716, 58184, 68574, 80003, 87276, 91432, 125719, 137148, 160006, 174552, 240009, 251438, 274296, 320012, 377157, 480018, 502876, 640024, 754314, 880033, 960036, 1005752, 1508628, 1760066, 1920072, 2640099, 3017256, 3520132, 5280198, 7040264, 10560396, 21120792]

約数ペア:

[(1, 21120792), (2, 10560396), (3, 7040264), (4, 5280198), (6, 3520132), (7, 3017256), (8, 2640099), (11, 1920072), (12, 1760066), (14, 1508628), (21, 1005752), (22, 960036), (24, 880033), (28, 754314), (33, 640024), (42, 502876), (44, 480018), (56, 377157), (66, 320012), (77, 274296), (84, 251438), (88, 240009), (121, 174552), (132, 160006), (154, 137148), (168, 125719), (231, 91432), (242, 87276), (264, 80003), (308, 68574), (363, 58184), (462, 45716), (484, 43638), (616, 34287), (726, 29092), (847, 24936), (924, 22858), (968, 21819), (1039, 20328), (1452, 14546), (1694, 12468), (1848, 11429), (2078, 10164), (2541, 8312), (2904, 7273), (3117, 6776), (3388, 6234), (4156, 5082)]