21264972

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{77047}}^1$

素因数の和:77077

約数の個数: 24

約数和(自身を含む): 51776256

約数和(自身を除く): 30511284

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 77047, 154094, 231141, 308188, 462282, 924564, 1772081, 3544162, 5316243, 7088324, 10632486, 21264972]

約数ペア:

[(1, 21264972), (2, 10632486), (3, 7088324), (4, 5316243), (6, 3544162), (12, 1772081), (23, 924564), (46, 462282), (69, 308188), (92, 231141), (138, 154094), (276, 77047)]