21459762

素因数分解:

$2^1\times 3^3\times {\mathrm{199}}^1\times {\mathrm{1997}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 26492238

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 199, 398, 597, 1194, 1791, 1997, 3582, 3994, 5373, 5991, 10746, 11982, 17973, 35946, 53919, 107838, 397403, 794806, 1192209, 2384418, 3576627, 7153254, 10729881, 21459762]

約数ペア:

[(1, 21459762), (2, 10729881), (3, 7153254), (6, 3576627), (9, 2384418), (18, 1192209), (27, 794806), (54, 397403), (199, 107838), (398, 53919), (597, 35946), (1194, 17973), (1791, 11982), (1997, 10746), (3582, 5991), (3994, 5373)]