21644656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5347}}^1$

素因数の和:5389

約数の個数: 40

約数和(自身を含む): 47746944

約数和(自身を除く): 26102288

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 44, 46, 88, 92, 176, 184, 253, 368, 506, 1012, 2024, 4048, 5347, 10694, 21388, 42776, 58817, 85552, 117634, 122981, 235268, 245962, 470536, 491924, 941072, 983848, 1352791, 1967696, 2705582, 5411164, 10822328, 21644656]

約数ペア:

[(1, 21644656), (2, 10822328), (4, 5411164), (8, 2705582), (11, 1967696), (16, 1352791), (22, 983848), (23, 941072), (44, 491924), (46, 470536), (88, 245962), (92, 235268), (176, 122981), (184, 117634), (253, 85552), (368, 58817), (506, 42776), (1012, 21388), (2024, 10694), (4048, 5347)]