21584936

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{10259}}^1$

素因数の和:10528

約数の個数: 16

約数和(自身を含む): 40629600

約数和(自身を除く): 19044664

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 10259, 20518, 41036, 82072, 2698117, 5396234, 10792468, 21584936]

約数ペア:

[(1, 21584936), (2, 10792468), (4, 5396234), (8, 2698117), (263, 82072), (526, 41036), (1052, 20518), (2104, 10259)]