21451824

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 47115216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 23, 24, 27, 34, 36, 46, 48, 51, 54, 68, 69, 72, 92, 102, 108, 127, 136, 138, 144, 153, 184, 204, 207, 216, 254, 272, 276, 306, 368, 381, 391, 408, 414, 432, 459, 508, 552, 612, 621, 762, 782, 816, 828, 918, 1016, 1104, 1143, 1173, 1224, 1242, 1524, 1564, 1656, 1836, 2032, 2159, 2286, 2346, 2448, 2484, 2921, 3048, 3128, 3312, 3429, 3519, 3672, 4318, 4572, 4692, 4968, 5842, 6096, 6256, 6477, 6858, 7038, 7344, 8636, 8763, 9144, 9384, 9936, 10557, 11684, 12954, 13716, 14076, 17272, 17526, 18288, 18768, 19431, 21114, 23368, 25908, 26289, 27432, 28152, 34544, 35052, 38862, 42228, 46736, 49657, 51816, 52578, 54864, 56304, 58293, 70104, 77724, 78867, 84456, 99314, 103632, 105156, 116586, 140208, 148971, 155448, 157734, 168912, 198628, 210312, 233172, 297942, 310896, 315468, 397256, 420624, 446913, 466344, 595884, 630936, 794512, 893826, 932688, 1191768, 1261872, 1340739, 1787652, 2383536, 2681478, 3575304, 5362956, 7150608, 10725912, 21451824]

約数ペア:

[(1, 21451824), (2, 10725912), (3, 7150608), (4, 5362956), (6, 3575304), (8, 2681478), (9, 2383536), (12, 1787652), (16, 1340739), (17, 1261872), (18, 1191768), (23, 932688), (24, 893826), (27, 794512), (34, 630936), (36, 595884), (46, 466344), (48, 446913), (51, 420624), (54, 397256), (68, 315468), (69, 310896), (72, 297942), (92, 233172), (102, 210312), (108, 198628), (127, 168912), (136, 157734), (138, 155448), (144, 148971), (153, 140208), (184, 116586), (204, 105156), (207, 103632), (216, 99314), (254, 84456), (272, 78867), (276, 77724), (306, 70104), (368, 58293), (381, 56304), (391, 54864), (408, 52578), (414, 51816), (432, 49657), (459, 46736), (508, 42228), (552, 38862), (612, 35052), (621, 34544), (762, 28152), (782, 27432), (816, 26289), (828, 25908), (918, 23368), (1016, 21114), (1104, 19431), (1143, 18768), (1173, 18288), (1224, 17526), (1242, 17272), (1524, 14076), (1564, 13716), (1656, 12954), (1836, 11684), (2032, 10557), (2159, 9936), (2286, 9384), (2346, 9144), (2448, 8763), (2484, 8636), (2921, 7344), (3048, 7038), (3128, 6858), (3312, 6477), (3429, 6256), (3519, 6096), (3672, 5842), (4318, 4968), (4572, 4692)]