21105384

素因数分解:

$2^3\times 3^1\times {\mathrm{879391}}^1$

素因数の和:879400

約数の個数: 16

約数和(自身を含む): 52763520

約数和(自身を除く): 31658136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 879391, 1758782, 2638173, 3517564, 5276346, 7035128, 10552692, 21105384]

約数ペア:

[(1, 21105384), (2, 10552692), (3, 7035128), (4, 5276346), (6, 3517564), (8, 2638173), (12, 1758782), (24, 879391)]