21109356

素因数分解:

$2^2\times 3^3\times {\mathrm{195457}}^1$

素因数の和:195470

約数の個数: 24

約数和(自身を含む): 54728240

約数和(自身を除く): 33618884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 195457, 390914, 586371, 781828, 1172742, 1759113, 2345484, 3518226, 5277339, 7036452, 10554678, 21109356]

約数ペア:

[(1, 21109356), (2, 10554678), (3, 7036452), (4, 5277339), (6, 3518226), (9, 2345484), (12, 1759113), (18, 1172742), (27, 781828), (36, 586371), (54, 390914), (108, 195457)]