21296196

素因数分解:

$2^2\times 3^4\times {\mathrm{65729}}^1$

素因数の和:65745

約数の個数: 30

約数和(自身を含む): 55673310

約数和(自身を除く): 34377114

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65729, 131458, 197187, 262916, 394374, 591561, 788748, 1183122, 1774683, 2366244, 3549366, 5324049, 7098732, 10648098, 21296196]

約数ペア:

[(1, 21296196), (2, 10648098), (3, 7098732), (4, 5324049), (6, 3549366), (9, 2366244), (12, 1774683), (18, 1183122), (27, 788748), (36, 591561), (54, 394374), (81, 262916), (108, 197187), (162, 131458), (324, 65729)]