21623049

素因数分解:

$3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{2273}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 35947392

約数和(自身を除く): 14324343

約数列:

[1, 3, 7, 9, 21, 63, 151, 453, 1057, 1359, 2273, 3171, 6819, 9513, 15911, 20457, 47733, 143199, 343223, 1029669, 2402561, 3089007, 7207683, 21623049]

約数ペア:

[(1, 21623049), (3, 7207683), (7, 3089007), (9, 2402561), (21, 1029669), (63, 343223), (151, 143199), (453, 47733), (1057, 20457), (1359, 15911), (2273, 9513), (3171, 6819)]