21508116

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{256049}}^1$

素因数の和:256063

約数の個数: 24

約数和(自身を含む): 57355200

約数和(自身を除く): 35847084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 256049, 512098, 768147, 1024196, 1536294, 1792343, 3072588, 3584686, 5377029, 7169372, 10754058, 21508116]

約数ペア:

[(1, 21508116), (2, 10754058), (3, 7169372), (4, 5377029), (6, 3584686), (7, 3072588), (12, 1792343), (14, 1536294), (21, 1024196), (28, 768147), (42, 512098), (84, 256049)]