21566202

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{513481}}^1$

素因数の和:513493

約数の個数: 16

約数和(自身を含む): 49294272

約数和(自身を除く): 27728070

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 513481, 1026962, 1540443, 3080886, 3594367, 7188734, 10783101, 21566202]

約数ペア:

[(1, 21566202), (2, 10783101), (3, 7188734), (6, 3594367), (7, 3080886), (14, 1540443), (21, 1026962), (42, 513481)]