21052448

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{12413}}^1$

素因数の和:12476

約数の個数: 24

約数和(自身を含む): 42232428

約数和(自身を除く): 21179980

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 12413, 24826, 49652, 99304, 198608, 397216, 657889, 1315778, 2631556, 5263112, 10526224, 21052448]

約数ペア:

[(1, 21052448), (2, 10526224), (4, 5263112), (8, 2631556), (16, 1315778), (32, 657889), (53, 397216), (106, 198608), (212, 99304), (424, 49652), (848, 24826), (1696, 12413)]