20946828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{249367}}^1$

素因数の和:249381

約数の個数: 24

約数和(自身を含む): 55858432

約数和(自身を除く): 34911604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 249367, 498734, 748101, 997468, 1496202, 1745569, 2992404, 3491138, 5236707, 6982276, 10473414, 20946828]

約数ペア:

[(1, 20946828), (2, 10473414), (3, 6982276), (4, 5236707), (6, 3491138), (7, 2992404), (12, 1745569), (14, 1496202), (21, 997468), (28, 748101), (42, 498734), (84, 249367)]