21819204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{5009}}^1$

素因数の和:5041

約数の個数: 54

約数和(自身を含む): 60636030

約数和(自身を除く): 38816826

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 5009, 10018, 15027, 20036, 30054, 45081, 55099, 60108, 90162, 110198, 165297, 180324, 220396, 330594, 495891, 606089, 661188, 991782, 1212178, 1818267, 1983564, 2424356, 3636534, 5454801, 7273068, 10909602, 21819204]

約数ペア:

[(1, 21819204), (2, 10909602), (3, 7273068), (4, 5454801), (6, 3636534), (9, 2424356), (11, 1983564), (12, 1818267), (18, 1212178), (22, 991782), (33, 661188), (36, 606089), (44, 495891), (66, 330594), (99, 220396), (121, 180324), (132, 165297), (198, 110198), (242, 90162), (363, 60108), (396, 55099), (484, 45081), (726, 30054), (1089, 20036), (1452, 15027), (2178, 10018), (4356, 5009)]