21468414

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{1361}}^1$

素因数の和:1616

約数の個数: 32

約数和(自身を含む): 47070720

約数和(自身を除く): 25602306

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 239, 478, 717, 1361, 1434, 2629, 2722, 4083, 5258, 7887, 8166, 14971, 15774, 29942, 44913, 89826, 325279, 650558, 975837, 1951674, 3578069, 7156138, 10734207, 21468414]

約数ペア:

[(1, 21468414), (2, 10734207), (3, 7156138), (6, 3578069), (11, 1951674), (22, 975837), (33, 650558), (66, 325279), (239, 89826), (478, 44913), (717, 29942), (1361, 15774), (1434, 14971), (2629, 8166), (2722, 7887), (4083, 5258)]