21174576

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{10259}}^1$

素因数の和:10313

約数の個数: 40

約数和(自身を含む): 55978560

約数和(自身を除く): 34803984

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 10259, 20518, 30777, 41036, 61554, 82072, 123108, 164144, 246216, 441137, 492432, 882274, 1323411, 1764548, 2646822, 3529096, 5293644, 7058192, 10587288, 21174576]

約数ペア:

[(1, 21174576), (2, 10587288), (3, 7058192), (4, 5293644), (6, 3529096), (8, 2646822), (12, 1764548), (16, 1323411), (24, 882274), (43, 492432), (48, 441137), (86, 246216), (129, 164144), (172, 123108), (258, 82072), (344, 61554), (516, 41036), (688, 30777), (1032, 20518), (2064, 10259)]