21344880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88937}}^1$

素因数の和:88953

約数の個数: 40

約数和(自身を含む): 66169872

約数和(自身を除く): 44824992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88937, 177874, 266811, 355748, 444685, 533622, 711496, 889370, 1067244, 1334055, 1422992, 1778740, 2134488, 2668110, 3557480, 4268976, 5336220, 7114960, 10672440, 21344880]

約数ペア:

[(1, 21344880), (2, 10672440), (3, 7114960), (4, 5336220), (5, 4268976), (6, 3557480), (8, 2668110), (10, 2134488), (12, 1778740), (15, 1422992), (16, 1334055), (20, 1067244), (24, 889370), (30, 711496), (40, 533622), (48, 444685), (60, 355748), (80, 266811), (120, 177874), (240, 88937)]