16953921

素因数分解:

$3^3\times {\mathrm{23}}^2\times {\mathrm{1187}}^1$

素因数の和:1242

約数の個数: 24

約数和(自身を含む): 26278560

約数和(自身を除く): 9324639

約数列:

[1, 3, 9, 23, 27, 69, 207, 529, 621, 1187, 1587, 3561, 4761, 10683, 14283, 27301, 32049, 81903, 245709, 627923, 737127, 1883769, 5651307, 16953921]

約数ペア:

[(1, 16953921), (3, 5651307), (9, 1883769), (23, 737127), (27, 627923), (69, 245709), (207, 81903), (529, 32049), (621, 27301), (1187, 14283), (1587, 10683), (3561, 4761)]