21079884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250951}}^1$

素因数の和:250965

約数の個数: 24

約数和(自身を含む): 56213248

約数和(自身を除く): 35133364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250951, 501902, 752853, 1003804, 1505706, 1756657, 3011412, 3513314, 5269971, 7026628, 10539942, 21079884]

約数ペア:

[(1, 21079884), (2, 10539942), (3, 7026628), (4, 5269971), (6, 3513314), (7, 3011412), (12, 1756657), (14, 1505706), (21, 1003804), (28, 752853), (42, 501902), (84, 250951)]