21148634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1446

約数の個数: 32

約数和(自身を含む): 37148160

約数和(自身を除く): 15999526

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 1381, 2762, 7657, 15314, 17953, 26239, 35906, 42811, 52478, 85622, 341107, 556543, 682214, 813409, 1113086, 1626818, 10574317, 21148634]

約数ペア:

[(1, 21148634), (2, 10574317), (13, 1626818), (19, 1113086), (26, 813409), (31, 682214), (38, 556543), (62, 341107), (247, 85622), (403, 52478), (494, 42811), (589, 35906), (806, 26239), (1178, 17953), (1381, 15314), (2762, 7657)]