21819392

素因数分解:

$2^{12}\times 7^1\times {\mathrm{761}}^1$

素因数の和:792

約数の個数: 52

約数和(自身を含む): 49932336

約数和(自身を除く): 28112944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 761, 896, 1024, 1522, 1792, 2048, 3044, 3584, 4096, 5327, 6088, 7168, 10654, 12176, 14336, 21308, 24352, 28672, 42616, 48704, 85232, 97408, 170464, 194816, 340928, 389632, 681856, 779264, 1363712, 1558528, 2727424, 3117056, 5454848, 10909696, 21819392]

約数ペア:

[(1, 21819392), (2, 10909696), (4, 5454848), (7, 3117056), (8, 2727424), (14, 1558528), (16, 1363712), (28, 779264), (32, 681856), (56, 389632), (64, 340928), (112, 194816), (128, 170464), (224, 97408), (256, 85232), (448, 48704), (512, 42616), (761, 28672), (896, 24352), (1024, 21308), (1522, 14336), (1792, 12176), (2048, 10654), (3044, 7168), (3584, 6088), (4096, 5327)]