2021133825

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{528401}}^1$

素因数の和:528434

約数の個数: 36

約数和(自身を含む): 3833028108

約数和(自身を除く): 1811894283

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 528401, 1585203, 2642005, 4755609, 7926015, 8982817, 13210025, 23778045, 26948451, 39630075, 44914085, 80845353, 118890225, 134742255, 224570425, 404226765, 673711275, 2021133825]

約数ペア:

[(1, 2021133825), (3, 673711275), (5, 404226765), (9, 224570425), (15, 134742255), (17, 118890225), (25, 80845353), (45, 44914085), (51, 39630075), (75, 26948451), (85, 23778045), (153, 13210025), (225, 8982817), (255, 7926015), (425, 4755609), (765, 2642005), (1275, 1585203), (3825, 528401)]