21401504

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{39341}}^1$

素因数の和:39368

約数の個数: 24

約数和(自身を含む): 44613828

約数和(自身を除く): 23212324

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 39341, 78682, 157364, 314728, 629456, 668797, 1258912, 1337594, 2675188, 5350376, 10700752, 21401504]

約数ペア:

[(1, 21401504), (2, 10700752), (4, 5350376), (8, 2675188), (16, 1337594), (17, 1258912), (32, 668797), (34, 629456), (68, 314728), (136, 157364), (272, 78682), (544, 39341)]