20941368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4068

約数の個数: 64

約数和(自身を含む): 61777920

約数和(自身を除く): 40836552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 4021, 5208, 8042, 12063, 16084, 24126, 28147, 32168, 48252, 56294, 84441, 96504, 112588, 124651, 168882, 225176, 249302, 337764, 373953, 498604, 675528, 747906, 872557, 997208, 1495812, 1745114, 2617671, 2991624, 3490228, 5235342, 6980456, 10470684, 20941368]

約数ペア:

[(1, 20941368), (2, 10470684), (3, 6980456), (4, 5235342), (6, 3490228), (7, 2991624), (8, 2617671), (12, 1745114), (14, 1495812), (21, 997208), (24, 872557), (28, 747906), (31, 675528), (42, 498604), (56, 373953), (62, 337764), (84, 249302), (93, 225176), (124, 168882), (168, 124651), (186, 112588), (217, 96504), (248, 84441), (372, 56294), (434, 48252), (651, 32168), (744, 28147), (868, 24126), (1302, 16084), (1736, 12063), (2604, 8042), (4021, 5208)]