21954251844

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{353}}^1\times {\mathrm{35257}}^1$

素因数の和:35634

約数の個数: 108

約数和(自身を含む): 64740669084

約数和(自身を除く): 42786417240

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 353, 441, 588, 706, 882, 1059, 1412, 1764, 2118, 2471, 3177, 4236, 4942, 6354, 7413, 9884, 12708, 14826, 17297, 22239, 29652, 34594, 35257, 44478, 51891, 69188, 70514, 88956, 103782, 105771, 141028, 155673, 207564, 211542, 246799, 311346, 317313, 423084, 493598, 622692, 634626, 740397, 987196, 1269252, 1480794, 1727593, 2221191, 2961588, 3455186, 4442382, 5182779, 6910372, 8884764, 10365558, 12445721, 15548337, 20731116, 24891442, 31096674, 37337163, 49782884, 62193348, 74674326, 87120047, 112011489, 149348652, 174240094, 224022978, 261360141, 348480188, 448045956, 522720282, 609840329, 784080423, 1045440564, 1219680658, 1568160846, 1829520987, 2439361316, 3136321692, 3659041974, 5488562961, 7318083948, 10977125922, 21954251844]

約数ペア:

[(1, 21954251844), (2, 10977125922), (3, 7318083948), (4, 5488562961), (6, 3659041974), (7, 3136321692), (9, 2439361316), (12, 1829520987), (14, 1568160846), (18, 1219680658), (21, 1045440564), (28, 784080423), (36, 609840329), (42, 522720282), (49, 448045956), (63, 348480188), (84, 261360141), (98, 224022978), (126, 174240094), (147, 149348652), (196, 112011489), (252, 87120047), (294, 74674326), (353, 62193348), (441, 49782884), (588, 37337163), (706, 31096674), (882, 24891442), (1059, 20731116), (1412, 15548337), (1764, 12445721), (2118, 10365558), (2471, 8884764), (3177, 6910372), (4236, 5182779), (4942, 4442382), (6354, 3455186), (7413, 2961588), (9884, 2221191), (12708, 1727593), (14826, 1480794), (17297, 1269252), (22239, 987196), (29652, 740397), (34594, 634626), (35257, 622692), (44478, 493598), (51891, 423084), (69188, 317313), (70514, 311346), (88956, 246799), (103782, 211542), (105771, 207564), (141028, 155673)]