21092023197

素因数分解:

$3^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3929}}^1$

素因数の和:4040

約数の個数: 96

約数和(自身を含む): 37275264000

約数和(自身を除く): 16183240803

約数列:

[1, 3, 7, 9, 21, 37, 47, 49, 63, 111, 141, 147, 259, 329, 333, 343, 423, 441, 777, 987, 1029, 1739, 1813, 2303, 2331, 2961, 3087, 3929, 5217, 5439, 6909, 11787, 12173, 12691, 15651, 16121, 16317, 20727, 27503, 35361, 36519, 38073, 48363, 82509, 85211, 109557, 114219, 145089, 145373, 184663, 192521, 247527, 255633, 436119, 553989, 577563, 596477, 766899, 1017611, 1292641, 1308357, 1347647, 1661967, 1732689, 1789431, 3052833, 3877923, 4042941, 5368293, 6832531, 7123277, 9048487, 9158499, 11633769, 12128823, 20497593, 21369831, 27145461, 47827717, 49862939, 61492779, 63339409, 64109493, 81436383, 143483151, 149588817, 190018227, 334794019, 430449453, 448766451, 570054681, 1004382057, 2343558133, 3013146171, 7030674399, 21092023197]

約数ペア:

[(1, 21092023197), (3, 7030674399), (7, 3013146171), (9, 2343558133), (21, 1004382057), (37, 570054681), (47, 448766451), (49, 430449453), (63, 334794019), (111, 190018227), (141, 149588817), (147, 143483151), (259, 81436383), (329, 64109493), (333, 63339409), (343, 61492779), (423, 49862939), (441, 47827717), (777, 27145461), (987, 21369831), (1029, 20497593), (1739, 12128823), (1813, 11633769), (2303, 9158499), (2331, 9048487), (2961, 7123277), (3087, 6832531), (3929, 5368293), (5217, 4042941), (5439, 3877923), (6909, 3052833), (11787, 1789431), (12173, 1732689), (12691, 1661967), (15651, 1347647), (16121, 1308357), (16317, 1292641), (20727, 1017611), (27503, 766899), (35361, 596477), (36519, 577563), (38073, 553989), (48363, 436119), (82509, 255633), (85211, 247527), (109557, 192521), (114219, 184663), (145089, 145373)]