21546468

素因数分解:

$2^2\times 3^2\times {\mathrm{83}}^1\times {\mathrm{7211}}^1$

素因数の和:7304

約数の個数: 36

約数和(自身を含む): 55128528

約数和(自身を除く): 33582060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 83, 166, 249, 332, 498, 747, 996, 1494, 2988, 7211, 14422, 21633, 28844, 43266, 64899, 86532, 129798, 259596, 598513, 1197026, 1795539, 2394052, 3591078, 5386617, 7182156, 10773234, 21546468]

約数ペア:

[(1, 21546468), (2, 10773234), (3, 7182156), (4, 5386617), (6, 3591078), (9, 2394052), (12, 1795539), (18, 1197026), (36, 598513), (83, 259596), (166, 129798), (249, 86532), (332, 64899), (498, 43266), (747, 28844), (996, 21633), (1494, 14422), (2988, 7211)]