21519168

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:492

約数の個数: 112

約数和(自身を含む): 64958976

約数和(自身を除く): 43439808

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 48, 64, 66, 69, 88, 92, 96, 132, 138, 176, 184, 192, 253, 264, 276, 352, 368, 443, 506, 528, 552, 704, 736, 759, 886, 1012, 1056, 1104, 1329, 1472, 1518, 1772, 2024, 2112, 2208, 2658, 3036, 3544, 4048, 4416, 4873, 5316, 6072, 7088, 8096, 9746, 10189, 10632, 12144, 14176, 14619, 16192, 19492, 20378, 21264, 24288, 28352, 29238, 30567, 38984, 40756, 42528, 48576, 58476, 61134, 77968, 81512, 85056, 112079, 116952, 122268, 155936, 163024, 224158, 233904, 244536, 311872, 326048, 336237, 448316, 467808, 489072, 652096, 672474, 896632, 935616, 978144, 1344948, 1793264, 1956288, 2689896, 3586528, 5379792, 7173056, 10759584, 21519168]

約数ペア:

[(1, 21519168), (2, 10759584), (3, 7173056), (4, 5379792), (6, 3586528), (8, 2689896), (11, 1956288), (12, 1793264), (16, 1344948), (22, 978144), (23, 935616), (24, 896632), (32, 672474), (33, 652096), (44, 489072), (46, 467808), (48, 448316), (64, 336237), (66, 326048), (69, 311872), (88, 244536), (92, 233904), (96, 224158), (132, 163024), (138, 155936), (176, 122268), (184, 116952), (192, 112079), (253, 85056), (264, 81512), (276, 77968), (352, 61134), (368, 58476), (443, 48576), (506, 42528), (528, 40756), (552, 38984), (704, 30567), (736, 29238), (759, 28352), (886, 24288), (1012, 21264), (1056, 20378), (1104, 19492), (1329, 16192), (1472, 14619), (1518, 14176), (1772, 12144), (2024, 10632), (2112, 10189), (2208, 9746), (2658, 8096), (3036, 7088), (3544, 6072), (4048, 5316), (4416, 4873)]