21828168

素因数分解:

$2^3\times 3^2\times {\mathrm{73}}^1\times {\mathrm{4153}}^1$

素因数の和:4238

約数の個数: 48

約数和(自身を含む): 59942220

約数和(自身を除く): 38114052

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 73, 146, 219, 292, 438, 584, 657, 876, 1314, 1752, 2628, 4153, 5256, 8306, 12459, 16612, 24918, 33224, 37377, 49836, 74754, 99672, 149508, 299016, 303169, 606338, 909507, 1212676, 1819014, 2425352, 2728521, 3638028, 5457042, 7276056, 10914084, 21828168]

約数ペア:

[(1, 21828168), (2, 10914084), (3, 7276056), (4, 5457042), (6, 3638028), (8, 2728521), (9, 2425352), (12, 1819014), (18, 1212676), (24, 909507), (36, 606338), (72, 303169), (73, 299016), (146, 149508), (219, 99672), (292, 74754), (438, 49836), (584, 37377), (657, 33224), (876, 24918), (1314, 16612), (1752, 12459), (2628, 8306), (4153, 5256)]