21494515304

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{21156019}}^1$

素因数の和:21156152

約数の個数: 16

約数和(自身を含む): 40619558400

約数和(自身を除く): 19125043096

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 21156019, 42312038, 84624076, 169248152, 2686814413, 5373628826, 10747257652, 21494515304]

約数ペア:

[(1, 21494515304), (2, 10747257652), (4, 5373628826), (8, 2686814413), (127, 169248152), (254, 84624076), (508, 42312038), (1016, 21156019)]