21633435

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{28279}}^1$

素因数の和:28307

約数の個数: 24

約数和(自身を含む): 39705120

約数和(自身を除く): 18071685

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 28279, 84837, 141395, 254511, 424185, 480743, 1272555, 1442229, 2403715, 4326687, 7211145, 21633435]

約数ペア:

[(1, 21633435), (3, 7211145), (5, 4326687), (9, 2403715), (15, 1442229), (17, 1272555), (45, 480743), (51, 424185), (85, 254511), (153, 141395), (255, 84837), (765, 28279)]