21298968

素因数分解:

$2^3\times 3^2\times {\mathrm{295819}}^1$

素因数の和:295831

約数の個数: 24

約数和(自身を含む): 57684900

約数和(自身を除く): 36385932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 295819, 591638, 887457, 1183276, 1774914, 2366552, 2662371, 3549828, 5324742, 7099656, 10649484, 21298968]

約数ペア:

[(1, 21298968), (2, 10649484), (3, 7099656), (4, 5324742), (6, 3549828), (8, 2662371), (9, 2366552), (12, 1774914), (18, 1183276), (24, 887457), (36, 591638), (72, 295819)]