21048564

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{10139}}^1$

素因数の和:10319

約数の個数: 24

約数和(自身を含む): 49402080

約数和(自身を除く): 28353516

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 10139, 20278, 30417, 40556, 60834, 121668, 1754047, 3508094, 5262141, 7016188, 10524282, 21048564]

約数ペア:

[(1, 21048564), (2, 10524282), (3, 7016188), (4, 5262141), (6, 3508094), (12, 1754047), (173, 121668), (346, 60834), (519, 40556), (692, 30417), (1038, 20278), (2076, 10139)]