21517590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{4007}}^1$

素因数の和:4196

約数の個数: 32

約数和(自身を含む): 51943680

約数和(自身を除く): 30426090

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 179, 358, 537, 895, 1074, 1790, 2685, 4007, 5370, 8014, 12021, 20035, 24042, 40070, 60105, 120210, 717253, 1434506, 2151759, 3586265, 4303518, 7172530, 10758795, 21517590]

約数ペア:

[(1, 21517590), (2, 10758795), (3, 7172530), (5, 4303518), (6, 3586265), (10, 2151759), (15, 1434506), (30, 717253), (179, 120210), (358, 60105), (537, 40070), (895, 24042), (1074, 20035), (1790, 12021), (2685, 8014), (4007, 5370)]