21385584

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:635

約数の個数: 120

約数和(自身を含む): 68245632

約数和(自身を除く): 46860048

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 23, 24, 33, 36, 44, 46, 48, 66, 69, 72, 88, 92, 99, 132, 138, 144, 176, 184, 198, 207, 253, 264, 276, 368, 396, 414, 506, 528, 552, 587, 759, 792, 828, 1012, 1104, 1174, 1518, 1584, 1656, 1761, 2024, 2277, 2348, 3036, 3312, 3522, 4048, 4554, 4696, 5283, 6072, 6457, 7044, 9108, 9392, 10566, 12144, 12914, 13501, 14088, 18216, 19371, 21132, 25828, 27002, 28176, 36432, 38742, 40503, 42264, 51656, 54004, 58113, 77484, 81006, 84528, 103312, 108008, 116226, 121509, 148511, 154968, 162012, 216016, 232452, 243018, 297022, 309936, 324024, 445533, 464904, 486036, 594044, 648048, 891066, 929808, 972072, 1188088, 1336599, 1782132, 1944144, 2376176, 2673198, 3564264, 5346396, 7128528, 10692792, 21385584]

約数ペア:

[(1, 21385584), (2, 10692792), (3, 7128528), (4, 5346396), (6, 3564264), (8, 2673198), (9, 2376176), (11, 1944144), (12, 1782132), (16, 1336599), (18, 1188088), (22, 972072), (23, 929808), (24, 891066), (33, 648048), (36, 594044), (44, 486036), (46, 464904), (48, 445533), (66, 324024), (69, 309936), (72, 297022), (88, 243018), (92, 232452), (99, 216016), (132, 162012), (138, 154968), (144, 148511), (176, 121509), (184, 116226), (198, 108008), (207, 103312), (253, 84528), (264, 81006), (276, 77484), (368, 58113), (396, 54004), (414, 51656), (506, 42264), (528, 40503), (552, 38742), (587, 36432), (759, 28176), (792, 27002), (828, 25828), (1012, 21132), (1104, 19371), (1174, 18216), (1518, 14088), (1584, 13501), (1656, 12914), (1761, 12144), (2024, 10566), (2277, 9392), (2348, 9108), (3036, 7044), (3312, 6457), (3522, 6072), (4048, 5283), (4554, 4696)]