21946952

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{38639}}^1$

素因数の和:38716

約数の個数: 16

約数和(自身を含む): 41731200

約数和(自身を除く): 19784248

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 38639, 77278, 154556, 309112, 2743369, 5486738, 10973476, 21946952]

約数ペア:

[(1, 21946952), (2, 10973476), (4, 5486738), (8, 2743369), (71, 309112), (142, 154556), (284, 77278), (568, 38639)]