21413952

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:185

約数の個数: 168

約数和(自身を含む): 72274176

約数和(自身を除く): 50860224

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 64, 72, 84, 94, 96, 112, 113, 126, 141, 144, 168, 188, 192, 224, 226, 252, 282, 288, 329, 336, 339, 376, 423, 448, 452, 504, 564, 576, 658, 672, 678, 752, 791, 846, 904, 987, 1008, 1017, 1128, 1316, 1344, 1356, 1504, 1582, 1692, 1808, 1974, 2016, 2034, 2256, 2373, 2632, 2712, 2961, 3008, 3164, 3384, 3616, 3948, 4032, 4068, 4512, 4746, 5264, 5311, 5424, 5922, 6328, 6768, 7119, 7232, 7896, 8136, 9024, 9492, 10528, 10622, 10848, 11844, 12656, 13536, 14238, 15792, 15933, 16272, 18984, 21056, 21244, 21696, 23688, 25312, 27072, 28476, 31584, 31866, 32544, 37177, 37968, 42488, 47376, 47799, 50624, 56952, 63168, 63732, 65088, 74354, 75936, 84976, 94752, 95598, 111531, 113904, 127464, 148708, 151872, 169952, 189504, 191196, 223062, 227808, 254928, 297416, 334593, 339904, 382392, 446124, 455616, 509856, 594832, 669186, 764784, 892248, 1019712, 1189664, 1338372, 1529568, 1784496, 2379328, 2676744, 3059136, 3568992, 5353488, 7137984, 10706976, 21413952]

約数ペア:

[(1, 21413952), (2, 10706976), (3, 7137984), (4, 5353488), (6, 3568992), (7, 3059136), (8, 2676744), (9, 2379328), (12, 1784496), (14, 1529568), (16, 1338372), (18, 1189664), (21, 1019712), (24, 892248), (28, 764784), (32, 669186), (36, 594832), (42, 509856), (47, 455616), (48, 446124), (56, 382392), (63, 339904), (64, 334593), (72, 297416), (84, 254928), (94, 227808), (96, 223062), (112, 191196), (113, 189504), (126, 169952), (141, 151872), (144, 148708), (168, 127464), (188, 113904), (192, 111531), (224, 95598), (226, 94752), (252, 84976), (282, 75936), (288, 74354), (329, 65088), (336, 63732), (339, 63168), (376, 56952), (423, 50624), (448, 47799), (452, 47376), (504, 42488), (564, 37968), (576, 37177), (658, 32544), (672, 31866), (678, 31584), (752, 28476), (791, 27072), (846, 25312), (904, 23688), (987, 21696), (1008, 21244), (1017, 21056), (1128, 18984), (1316, 16272), (1344, 15933), (1356, 15792), (1504, 14238), (1582, 13536), (1692, 12656), (1808, 11844), (1974, 10848), (2016, 10622), (2034, 10528), (2256, 9492), (2373, 9024), (2632, 8136), (2712, 7896), (2961, 7232), (3008, 7119), (3164, 6768), (3384, 6328), (3616, 5922), (3948, 5424), (4032, 5311), (4068, 5264), (4512, 4746)]