21009464712

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{601}}^1\times {\mathrm{3823}}^1$

素因数の和:4563

約数の個数: 96

約数和(自身を含む): 57459118080

約数和(自身を除く): 36449653368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 601, 762, 1016, 1143, 1202, 1524, 1803, 2286, 2404, 3048, 3606, 3823, 4572, 4808, 5409, 7212, 7646, 9144, 10818, 11469, 14424, 15292, 21636, 22938, 30584, 34407, 43272, 45876, 68814, 76327, 91752, 137628, 152654, 228981, 275256, 305308, 457962, 485521, 610616, 686943, 915924, 971042, 1373886, 1456563, 1831848, 1942084, 2297623, 2747772, 2913126, 3884168, 4369689, 4595246, 5495544, 5826252, 6892869, 8739378, 9190492, 11652504, 13785738, 17478756, 18380984, 20678607, 27571476, 34957512, 41357214, 55142952, 82714428, 165428856, 291798121, 583596242, 875394363, 1167192484, 1750788726, 2334384968, 2626183089, 3501577452, 5252366178, 7003154904, 10504732356, 21009464712]

約数ペア:

[(1, 21009464712), (2, 10504732356), (3, 7003154904), (4, 5252366178), (6, 3501577452), (8, 2626183089), (9, 2334384968), (12, 1750788726), (18, 1167192484), (24, 875394363), (36, 583596242), (72, 291798121), (127, 165428856), (254, 82714428), (381, 55142952), (508, 41357214), (601, 34957512), (762, 27571476), (1016, 20678607), (1143, 18380984), (1202, 17478756), (1524, 13785738), (1803, 11652504), (2286, 9190492), (2404, 8739378), (3048, 6892869), (3606, 5826252), (3823, 5495544), (4572, 4595246), (4808, 4369689), (5409, 3884168), (7212, 2913126), (7646, 2747772), (9144, 2297623), (10818, 1942084), (11469, 1831848), (14424, 1456563), (15292, 1373886), (21636, 971042), (22938, 915924), (30584, 686943), (34407, 610616), (43272, 485521), (45876, 457962), (68814, 305308), (76327, 275256), (91752, 228981), (137628, 152654)]