21885972

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 53706240

約数和(自身を除く): 31820268

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 179, 276, 358, 443, 537, 716, 886, 1074, 1329, 1772, 2148, 2658, 4117, 5316, 8234, 10189, 12351, 16468, 20378, 24702, 30567, 40756, 49404, 61134, 79297, 122268, 158594, 237891, 317188, 475782, 951564, 1823831, 3647662, 5471493, 7295324, 10942986, 21885972]

約数ペア:

[(1, 21885972), (2, 10942986), (3, 7295324), (4, 5471493), (6, 3647662), (12, 1823831), (23, 951564), (46, 475782), (69, 317188), (92, 237891), (138, 158594), (179, 122268), (276, 79297), (358, 61134), (443, 49404), (537, 40756), (716, 30567), (886, 24702), (1074, 20378), (1329, 16468), (1772, 12351), (2148, 10189), (2658, 8234), (4117, 5316)]