21021792

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1171}}^1$

素因数の和:1212

約数の個数: 96

約数和(自身を含む): 63794304

約数和(自身を除く): 42772512

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 32, 33, 34, 44, 48, 51, 66, 68, 88, 96, 102, 132, 136, 176, 187, 204, 264, 272, 352, 374, 408, 528, 544, 561, 748, 816, 1056, 1122, 1171, 1496, 1632, 2244, 2342, 2992, 3513, 4488, 4684, 5984, 7026, 8976, 9368, 12881, 14052, 17952, 18736, 19907, 25762, 28104, 37472, 38643, 39814, 51524, 56208, 59721, 77286, 79628, 103048, 112416, 119442, 154572, 159256, 206096, 218977, 238884, 309144, 318512, 412192, 437954, 477768, 618288, 637024, 656931, 875908, 955536, 1236576, 1313862, 1751816, 1911072, 2627724, 3503632, 5255448, 7007264, 10510896, 21021792]

約数ペア:

[(1, 21021792), (2, 10510896), (3, 7007264), (4, 5255448), (6, 3503632), (8, 2627724), (11, 1911072), (12, 1751816), (16, 1313862), (17, 1236576), (22, 955536), (24, 875908), (32, 656931), (33, 637024), (34, 618288), (44, 477768), (48, 437954), (51, 412192), (66, 318512), (68, 309144), (88, 238884), (96, 218977), (102, 206096), (132, 159256), (136, 154572), (176, 119442), (187, 112416), (204, 103048), (264, 79628), (272, 77286), (352, 59721), (374, 56208), (408, 51524), (528, 39814), (544, 38643), (561, 37472), (748, 28104), (816, 25762), (1056, 19907), (1122, 18736), (1171, 17952), (1496, 14052), (1632, 12881), (2244, 9368), (2342, 8976), (2992, 7026), (3513, 5984), (4488, 4684)]