21883455

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4019}}^1$

素因数の和:4052

約数の個数: 36

約数和(自身を含む): 41703480

約数和(自身を除く): 19820025

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 4019, 5445, 12057, 20095, 36171, 44209, 60285, 132627, 180855, 221045, 397881, 486299, 663135, 1458897, 1989405, 2431495, 4376691, 7294485, 21883455]

約数ペア:

[(1, 21883455), (3, 7294485), (5, 4376691), (9, 2431495), (11, 1989405), (15, 1458897), (33, 663135), (45, 486299), (55, 397881), (99, 221045), (121, 180855), (165, 132627), (363, 60285), (495, 44209), (605, 36171), (1089, 20095), (1815, 12057), (4019, 5445)]