21842984

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{21499}}^1$

素因数の和:21632

約数の個数: 16

約数和(自身を含む): 41280000

約数和(自身を除く): 19437016

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 21499, 42998, 85996, 171992, 2730373, 5460746, 10921492, 21842984]

約数ペア:

[(1, 21842984), (2, 10921492), (4, 5460746), (8, 2730373), (127, 171992), (254, 85996), (508, 42998), (1016, 21499)]