21527820636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{152459}}^1$

素因数の和:152555

約数の個数: 72

約数和(自身を含む): 58842241920

約数和(自身を除く): 37314421284

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1681, 1722, 3362, 3444, 5043, 6724, 10086, 11767, 20172, 23534, 35301, 47068, 70602, 141204, 152459, 304918, 457377, 609836, 914754, 1067213, 1829508, 2134426, 3201639, 4268852, 6250819, 6403278, 12501638, 12806556, 18752457, 25003276, 37504914, 43755733, 75009828, 87511466, 131267199, 175022932, 256283579, 262534398, 512567158, 525068796, 768850737, 1025134316, 1537701474, 1793985053, 3075402948, 3587970106, 5381955159, 7175940212, 10763910318, 21527820636]

約数ペア:

[(1, 21527820636), (2, 10763910318), (3, 7175940212), (4, 5381955159), (6, 3587970106), (7, 3075402948), (12, 1793985053), (14, 1537701474), (21, 1025134316), (28, 768850737), (41, 525068796), (42, 512567158), (82, 262534398), (84, 256283579), (123, 175022932), (164, 131267199), (246, 87511466), (287, 75009828), (492, 43755733), (574, 37504914), (861, 25003276), (1148, 18752457), (1681, 12806556), (1722, 12501638), (3362, 6403278), (3444, 6250819), (5043, 4268852), (6724, 3201639), (10086, 2134426), (11767, 1829508), (20172, 1067213), (23534, 914754), (35301, 609836), (47068, 457377), (70602, 304918), (141204, 152459)]