21698352

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 120

約数和(自身を含む): 66756144

約数和(自身を除く): 45057792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 67, 72, 78, 104, 117, 134, 144, 156, 173, 201, 208, 234, 268, 312, 346, 402, 468, 519, 536, 603, 624, 692, 804, 871, 936, 1038, 1072, 1206, 1384, 1557, 1608, 1742, 1872, 2076, 2249, 2412, 2613, 2768, 3114, 3216, 3484, 4152, 4498, 4824, 5226, 6228, 6747, 6968, 7839, 8304, 8996, 9648, 10452, 11591, 12456, 13494, 13936, 15678, 17992, 20241, 20904, 23182, 24912, 26988, 31356, 34773, 35984, 40482, 41808, 46364, 53976, 62712, 69546, 80964, 92728, 104319, 107952, 125424, 139092, 150683, 161928, 185456, 208638, 278184, 301366, 323856, 417276, 452049, 556368, 602732, 834552, 904098, 1205464, 1356147, 1669104, 1808196, 2410928, 2712294, 3616392, 5424588, 7232784, 10849176, 21698352]

約数ペア:

[(1, 21698352), (2, 10849176), (3, 7232784), (4, 5424588), (6, 3616392), (8, 2712294), (9, 2410928), (12, 1808196), (13, 1669104), (16, 1356147), (18, 1205464), (24, 904098), (26, 834552), (36, 602732), (39, 556368), (48, 452049), (52, 417276), (67, 323856), (72, 301366), (78, 278184), (104, 208638), (117, 185456), (134, 161928), (144, 150683), (156, 139092), (173, 125424), (201, 107952), (208, 104319), (234, 92728), (268, 80964), (312, 69546), (346, 62712), (402, 53976), (468, 46364), (519, 41808), (536, 40482), (603, 35984), (624, 34773), (692, 31356), (804, 26988), (871, 24912), (936, 23182), (1038, 20904), (1072, 20241), (1206, 17992), (1384, 15678), (1557, 13936), (1608, 13494), (1742, 12456), (1872, 11591), (2076, 10452), (2249, 9648), (2412, 8996), (2613, 8304), (2768, 7839), (3114, 6968), (3216, 6747), (3484, 6228), (4152, 5226), (4498, 4824)]