21834064

素因数分解:

$2^4\times 7^1\times {\mathrm{383}}^1\times {\mathrm{509}}^1$

素因数の和:907

約数の個数: 40

約数和(自身を含む): 48568320

約数和(自身を除く): 26734256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 383, 509, 766, 1018, 1532, 2036, 2681, 3064, 3563, 4072, 5362, 6128, 7126, 8144, 10724, 14252, 21448, 28504, 42896, 57008, 194947, 389894, 779788, 1364629, 1559576, 2729258, 3119152, 5458516, 10917032, 21834064]

約数ペア:

[(1, 21834064), (2, 10917032), (4, 5458516), (7, 3119152), (8, 2729258), (14, 1559576), (16, 1364629), (28, 779788), (56, 389894), (112, 194947), (383, 57008), (509, 42896), (766, 28504), (1018, 21448), (1532, 14252), (2036, 10724), (2681, 8144), (3064, 7126), (3563, 6128), (4072, 5362)]