21611448

素因数分解:

$2^3\times 3^5\times {\mathrm{11117}}^1$

素因数の和:11138

約数の個数: 48

約数和(自身を含む): 60704280

約数和(自身を除く): 39092832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 11117, 22234, 33351, 44468, 66702, 88936, 100053, 133404, 200106, 266808, 300159, 400212, 600318, 800424, 900477, 1200636, 1800954, 2401272, 2701431, 3601908, 5402862, 7203816, 10805724, 21611448]

約数ペア:

[(1, 21611448), (2, 10805724), (3, 7203816), (4, 5402862), (6, 3601908), (8, 2701431), (9, 2401272), (12, 1800954), (18, 1200636), (24, 900477), (27, 800424), (36, 600318), (54, 400212), (72, 300159), (81, 266808), (108, 200106), (162, 133404), (216, 100053), (243, 88936), (324, 66702), (486, 44468), (648, 33351), (972, 22234), (1944, 11117)]