21476504

素因数分解:

$2^3\times 7^2\times {\mathrm{54787}}^1$

素因数の和:54807

約数の個数: 24

約数和(自身を含む): 46843740

約数和(自身を除く): 25367236

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 54787, 109574, 219148, 383509, 438296, 767018, 1534036, 2684563, 3068072, 5369126, 10738252, 21476504]

約数ペア:

[(1, 21476504), (2, 10738252), (4, 5369126), (7, 3068072), (8, 2684563), (14, 1534036), (28, 767018), (49, 438296), (56, 383509), (98, 219148), (196, 109574), (392, 54787)]