21828642

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 48607776

約数和(自身を除く): 26779134

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 107, 121, 214, 242, 281, 321, 363, 562, 642, 726, 843, 1177, 1686, 2354, 3091, 3531, 6182, 7062, 9273, 12947, 18546, 25894, 30067, 34001, 38841, 60134, 68002, 77682, 90201, 102003, 180402, 204006, 330737, 661474, 992211, 1984422, 3638107, 7276214, 10914321, 21828642]

約数ペア:

[(1, 21828642), (2, 10914321), (3, 7276214), (6, 3638107), (11, 1984422), (22, 992211), (33, 661474), (66, 330737), (107, 204006), (121, 180402), (214, 102003), (242, 90201), (281, 77682), (321, 68002), (363, 60134), (562, 38841), (642, 34001), (726, 30067), (843, 25894), (1177, 18546), (1686, 12947), (2354, 9273), (3091, 7062), (3531, 6182)]