21641306736

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3389929}}^1$

素因数の和:3389966

約数の個数: 80

約数和(自身を含む): 67256211200

約数和(自身を除く): 45614904464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 3389929, 6779858, 10169787, 13559716, 20339574, 23729503, 27119432, 40679148, 47459006, 54238864, 64408651, 71188509, 81358296, 94918012, 128817302, 142377018, 162716592, 189836024, 193225953, 257634604, 284754036, 379672048, 386451906, 450860557, 515269208, 569508072, 772903812, 901721114, 1030538416, 1139016144, 1352581671, 1545807624, 1803442228, 2705163342, 3091615248, 3606884456, 5410326684, 7213768912, 10820653368, 21641306736]

約数ペア:

[(1, 21641306736), (2, 10820653368), (3, 7213768912), (4, 5410326684), (6, 3606884456), (7, 3091615248), (8, 2705163342), (12, 1803442228), (14, 1545807624), (16, 1352581671), (19, 1139016144), (21, 1030538416), (24, 901721114), (28, 772903812), (38, 569508072), (42, 515269208), (48, 450860557), (56, 386451906), (57, 379672048), (76, 284754036), (84, 257634604), (112, 193225953), (114, 189836024), (133, 162716592), (152, 142377018), (168, 128817302), (228, 94918012), (266, 81358296), (304, 71188509), (336, 64408651), (399, 54238864), (456, 47459006), (532, 40679148), (798, 27119432), (912, 23729503), (1064, 20339574), (1596, 13559716), (2128, 10169787), (3192, 6779858), (6384, 3389929)]