53211879

素因数分解:

$3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4003}}^1$

素因数の和:4227

約数の個数: 24

約数和(自身を含む): 88280192

約数和(自身を除く): 35068313

約数列:

[1, 3, 7, 9, 21, 63, 211, 633, 1477, 1899, 4003, 4431, 12009, 13293, 28021, 36027, 84063, 252189, 844633, 2533899, 5912431, 7601697, 17737293, 53211879]

約数ペア:

[(1, 53211879), (3, 17737293), (7, 7601697), (9, 5912431), (21, 2533899), (63, 844633), (211, 252189), (633, 84063), (1477, 36027), (1899, 28021), (4003, 13293), (4431, 12009)]