210221616

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 607943232

約数和(自身を除く): 397721616

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 61, 66, 88, 107, 122, 132, 176, 183, 214, 244, 264, 321, 366, 428, 488, 528, 642, 671, 732, 856, 976, 1177, 1284, 1342, 1464, 1712, 2013, 2354, 2568, 2684, 2928, 3531, 3721, 4026, 4708, 5136, 5368, 6527, 7062, 7442, 8052, 9416, 10736, 11163, 13054, 14124, 14884, 16104, 18832, 19581, 22326, 26108, 28248, 29768, 32208, 39162, 40931, 44652, 52216, 56496, 59536, 71797, 78324, 81862, 89304, 104432, 122793, 143594, 156648, 163724, 178608, 215391, 245586, 287188, 313296, 327448, 398147, 430782, 491172, 574376, 654896, 796294, 861564, 982344, 1148752, 1194441, 1592588, 1723128, 1964688, 2388882, 3185176, 3446256, 4379617, 4777764, 6370352, 8759234, 9555528, 13138851, 17518468, 19111056, 26277702, 35036936, 52555404, 70073872, 105110808, 210221616]

約数ペア:

[(1, 210221616), (2, 105110808), (3, 70073872), (4, 52555404), (6, 35036936), (8, 26277702), (11, 19111056), (12, 17518468), (16, 13138851), (22, 9555528), (24, 8759234), (33, 6370352), (44, 4777764), (48, 4379617), (61, 3446256), (66, 3185176), (88, 2388882), (107, 1964688), (122, 1723128), (132, 1592588), (176, 1194441), (183, 1148752), (214, 982344), (244, 861564), (264, 796294), (321, 654896), (366, 574376), (428, 491172), (488, 430782), (528, 398147), (642, 327448), (671, 313296), (732, 287188), (856, 245586), (976, 215391), (1177, 178608), (1284, 163724), (1342, 156648), (1464, 143594), (1712, 122793), (2013, 104432), (2354, 89304), (2568, 81862), (2684, 78324), (2928, 71797), (3531, 59536), (3721, 56496), (4026, 52216), (4708, 44652), (5136, 40931), (5368, 39162), (6527, 32208), (7062, 29768), (7442, 28248), (8052, 26108), (9416, 22326), (10736, 19581), (11163, 18832), (13054, 16104), (14124, 14884)]