21868504

素因数分解:

$2^3\times 7^2\times {\mathrm{55787}}^1$

素因数の和:55807

約数の個数: 24

約数和(自身を含む): 47698740

約数和(自身を除く): 25830236

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 55787, 111574, 223148, 390509, 446296, 781018, 1562036, 2733563, 3124072, 5467126, 10934252, 21868504]

約数ペア:

[(1, 21868504), (2, 10934252), (4, 5467126), (7, 3124072), (8, 2733563), (14, 1562036), (28, 781018), (49, 446296), (56, 390509), (98, 223148), (196, 111574), (392, 55787)]