21113552

素因数分解:

$2^4\times {\mathrm{599}}^1\times {\mathrm{2203}}^1$

素因数の和:2810

約数の個数: 20

約数和(自身を含む): 40994400

約数和(自身を除く): 19880848

約数列:

[1, 2, 4, 8, 16, 599, 1198, 2203, 2396, 4406, 4792, 8812, 9584, 17624, 35248, 1319597, 2639194, 5278388, 10556776, 21113552]

約数ペア:

[(1, 21113552), (2, 10556776), (4, 5278388), (8, 2639194), (16, 1319597), (599, 35248), (1198, 17624), (2203, 9584), (2396, 8812), (4406, 4792)]