21036144

素因数分解:

$2^4\times 3^1\times {\mathrm{438253}}^1$

素因数の和:438264

約数の個数: 20

約数和(自身を含む): 54343496

約数和(自身を除く): 33307352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 438253, 876506, 1314759, 1753012, 2629518, 3506024, 5259036, 7012048, 10518072, 21036144]

約数ペア:

[(1, 21036144), (2, 10518072), (3, 7012048), (4, 5259036), (6, 3506024), (8, 2629518), (12, 1753012), (16, 1314759), (24, 876506), (48, 438253)]