21125772

素因数分解:

$2^2\times 3^4\times {\mathrm{65203}}^1$

素因数の和:65219

約数の個数: 30

約数和(自身を含む): 55227788

約数和(自身を除く): 34102016

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65203, 130406, 195609, 260812, 391218, 586827, 782436, 1173654, 1760481, 2347308, 3520962, 5281443, 7041924, 10562886, 21125772]

約数ペア:

[(1, 21125772), (2, 10562886), (3, 7041924), (4, 5281443), (6, 3520962), (9, 2347308), (12, 1760481), (18, 1173654), (27, 782436), (36, 586827), (54, 391218), (81, 260812), (108, 195609), (162, 130406), (324, 65203)]