21582316

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45341}}^1$

素因数の和:45369

約数の個数: 24

約数和(自身を含む): 45704736

約数和(自身を除く): 24122420

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45341, 90682, 181364, 317387, 634774, 770797, 1269548, 1541594, 3083188, 5395579, 10791158, 21582316]

約数ペア:

[(1, 21582316), (2, 10791158), (4, 5395579), (7, 3083188), (14, 1541594), (17, 1269548), (28, 770797), (34, 634774), (68, 317387), (119, 181364), (238, 90682), (476, 45341)]