21122132392

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{155309797}}^1$

素因数の和:155309820

約数の個数: 16

約数和(自身を含む): 41933645460

約数和(自身を除く): 20811513068

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 155309797, 310619594, 621239188, 1242478376, 2640266549, 5280533098, 10561066196, 21122132392]

約数ペア:

[(1, 21122132392), (2, 10561066196), (4, 5280533098), (8, 2640266549), (17, 1242478376), (34, 621239188), (68, 310619594), (136, 155309797)]