21079863504

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{426787}}^1$

素因数の和:426822

約数の個数: 120

約数和(自身を含む): 68798225600

約数和(自身を除く): 47718362096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 441, 504, 588, 686, 784, 882, 1008, 1029, 1176, 1372, 1764, 2058, 2352, 2744, 3087, 3528, 4116, 5488, 6174, 7056, 8232, 12348, 16464, 24696, 49392, 426787, 853574, 1280361, 1707148, 2560722, 2987509, 3414296, 3841083, 5121444, 5975018, 6828592, 7682166, 8962527, 10242888, 11950036, 15364332, 17925054, 20485776, 20912563, 23900072, 26887581, 30728664, 35850108, 41825126, 47800144, 53775162, 61457328, 62737689, 71700216, 83650252, 107550324, 125475378, 143400432, 146387941, 167300504, 188213067, 215100648, 250950756, 292775882, 334601008, 376426134, 430201296, 439163823, 501901512, 585551764, 752852268, 878327646, 1003803024, 1171103528, 1317491469, 1505704536, 1756655292, 2342207056, 2634982938, 3011409072, 3513310584, 5269965876, 7026621168, 10539931752, 21079863504]

約数ペア:

[(1, 21079863504), (2, 10539931752), (3, 7026621168), (4, 5269965876), (6, 3513310584), (7, 3011409072), (8, 2634982938), (9, 2342207056), (12, 1756655292), (14, 1505704536), (16, 1317491469), (18, 1171103528), (21, 1003803024), (24, 878327646), (28, 752852268), (36, 585551764), (42, 501901512), (48, 439163823), (49, 430201296), (56, 376426134), (63, 334601008), (72, 292775882), (84, 250950756), (98, 215100648), (112, 188213067), (126, 167300504), (144, 146387941), (147, 143400432), (168, 125475378), (196, 107550324), (252, 83650252), (294, 71700216), (336, 62737689), (343, 61457328), (392, 53775162), (441, 47800144), (504, 41825126), (588, 35850108), (686, 30728664), (784, 26887581), (882, 23900072), (1008, 20912563), (1029, 20485776), (1176, 17925054), (1372, 15364332), (1764, 11950036), (2058, 10242888), (2352, 8962527), (2744, 7682166), (3087, 6828592), (3528, 5975018), (4116, 5121444), (5488, 3841083), (6174, 3414296), (7056, 2987509), (8232, 2560722), (12348, 1707148), (16464, 1280361), (24696, 853574), (49392, 426787)]