21831660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{40429}}^1$

素因数の和:40447

約数の個数: 48

約数和(自身を含む): 67922400

約数和(自身を除く): 46090740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 40429, 80858, 121287, 161716, 202145, 242574, 363861, 404290, 485148, 606435, 727722, 808580, 1091583, 1212870, 1455444, 1819305, 2183166, 2425740, 3638610, 4366332, 5457915, 7277220, 10915830, 21831660]

約数ペア:

[(1, 21831660), (2, 10915830), (3, 7277220), (4, 5457915), (5, 4366332), (6, 3638610), (9, 2425740), (10, 2183166), (12, 1819305), (15, 1455444), (18, 1212870), (20, 1091583), (27, 808580), (30, 727722), (36, 606435), (45, 485148), (54, 404290), (60, 363861), (90, 242574), (108, 202145), (135, 161716), (180, 121287), (270, 80858), (540, 40429)]