21521862

素因数分解:

$2^1\times 3^4\times {\mathrm{132851}}^1$

素因数の和:132865

約数の個数: 20

約数和(自身を含む): 48225276

約数和(自身を除く): 26703414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132851, 265702, 398553, 797106, 1195659, 2391318, 3586977, 7173954, 10760931, 21521862]

約数ペア:

[(1, 21521862), (2, 10760931), (3, 7173954), (6, 3586977), (9, 2391318), (18, 1195659), (27, 797106), (54, 398553), (81, 265702), (162, 132851)]