21939008

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3767}}^1$

素因数の和:3799

約数の個数: 56

約数和(自身を含む): 53596032

約数和(自身を除く): 31657024

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 3767, 5824, 7534, 15068, 26369, 30136, 48971, 52738, 60272, 97942, 105476, 120544, 195884, 210952, 241088, 342797, 391768, 421904, 685594, 783536, 843808, 1371188, 1567072, 1687616, 2742376, 3134144, 5484752, 10969504, 21939008]

約数ペア:

[(1, 21939008), (2, 10969504), (4, 5484752), (7, 3134144), (8, 2742376), (13, 1687616), (14, 1567072), (16, 1371188), (26, 843808), (28, 783536), (32, 685594), (52, 421904), (56, 391768), (64, 342797), (91, 241088), (104, 210952), (112, 195884), (182, 120544), (208, 105476), (224, 97942), (364, 60272), (416, 52738), (448, 48971), (728, 30136), (832, 26369), (1456, 15068), (2912, 7534), (3767, 5824)]