21232064

素因数分解:

$2^6\times 7^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:673

約数の個数: 56

約数和(自身を含む): 48816768

約数和(自身を除く): 27584704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 166, 224, 332, 448, 571, 581, 664, 1142, 1162, 1328, 2284, 2324, 2656, 3997, 4568, 4648, 5312, 7994, 9136, 9296, 15988, 18272, 18592, 31976, 36544, 37184, 47393, 63952, 94786, 127904, 189572, 255808, 331751, 379144, 663502, 758288, 1327004, 1516576, 2654008, 3033152, 5308016, 10616032, 21232064]

約数ペア:

[(1, 21232064), (2, 10616032), (4, 5308016), (7, 3033152), (8, 2654008), (14, 1516576), (16, 1327004), (28, 758288), (32, 663502), (56, 379144), (64, 331751), (83, 255808), (112, 189572), (166, 127904), (224, 94786), (332, 63952), (448, 47393), (571, 37184), (581, 36544), (664, 31976), (1142, 18592), (1162, 18272), (1328, 15988), (2284, 9296), (2324, 9136), (2656, 7994), (3997, 5312), (4568, 4648)]