21258360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{59051}}^1$

素因数の和:59068

約数の個数: 48

約数和(自身を含む): 69090840

約数和(自身を除く): 47832480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 59051, 118102, 177153, 236204, 295255, 354306, 472408, 531459, 590510, 708612, 885765, 1062918, 1181020, 1417224, 1771530, 2125836, 2362040, 2657295, 3543060, 4251672, 5314590, 7086120, 10629180, 21258360]

約数ペア:

[(1, 21258360), (2, 10629180), (3, 7086120), (4, 5314590), (5, 4251672), (6, 3543060), (8, 2657295), (9, 2362040), (10, 2125836), (12, 1771530), (15, 1417224), (18, 1181020), (20, 1062918), (24, 885765), (30, 708612), (36, 590510), (40, 531459), (45, 472408), (60, 354306), (72, 295255), (90, 236204), (120, 177153), (180, 118102), (360, 59051)]