21122924

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 38734080

約数和(自身を除く): 17611156

約数列:

[1, 2, 4, 23, 46, 92, 439, 523, 878, 1046, 1756, 2092, 10097, 12029, 20194, 24058, 40388, 48116, 229597, 459194, 918388, 5280731, 10561462, 21122924]

約数ペア:

[(1, 21122924), (2, 10561462), (4, 5280731), (23, 918388), (46, 459194), (92, 229597), (439, 48116), (523, 40388), (878, 24058), (1046, 20194), (1756, 12029), (2092, 10097)]