210521036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{18617}}^1$

素因数の和:18889

約数の個数: 24

約数和(自身を含む): 403489296

約数和(自身を除く): 192968260

約数列:

[1, 2, 4, 11, 22, 44, 257, 514, 1028, 2827, 5654, 11308, 18617, 37234, 74468, 204787, 409574, 819148, 4784569, 9569138, 19138276, 52630259, 105260518, 210521036]

約数ペア:

[(1, 210521036), (2, 105260518), (4, 52630259), (11, 19138276), (22, 9569138), (44, 4784569), (257, 819148), (514, 409574), (1028, 204787), (2827, 74468), (5654, 37234), (11308, 18617)]