21493224

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{12979}}^1$

素因数の和:13014

約数の個数: 48

約数和(自身を含む): 60746400

約数和(自身を除く): 39253176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 12979, 25958, 38937, 51916, 77874, 103832, 116811, 155748, 233622, 298517, 311496, 467244, 597034, 895551, 934488, 1194068, 1791102, 2388136, 2686653, 3582204, 5373306, 7164408, 10746612, 21493224]

約数ペア:

[(1, 21493224), (2, 10746612), (3, 7164408), (4, 5373306), (6, 3582204), (8, 2686653), (9, 2388136), (12, 1791102), (18, 1194068), (23, 934488), (24, 895551), (36, 597034), (46, 467244), (69, 311496), (72, 298517), (92, 233622), (138, 155748), (184, 116811), (207, 103832), (276, 77874), (414, 51916), (552, 38937), (828, 25958), (1656, 12979)]