21537072

素因数分解:

$2^4\times 3^2\times {\mathrm{149563}}^1$

素因数の和:149577

約数の個数: 30

約数和(自身を含む): 60274292

約数和(自身を除く): 38737220

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 149563, 299126, 448689, 598252, 897378, 1196504, 1346067, 1794756, 2393008, 2692134, 3589512, 5384268, 7179024, 10768536, 21537072]

約数ペア:

[(1, 21537072), (2, 10768536), (3, 7179024), (4, 5384268), (6, 3589512), (8, 2692134), (9, 2393008), (12, 1794756), (16, 1346067), (18, 1196504), (24, 897378), (36, 598252), (48, 448689), (72, 299126), (144, 149563)]