21725556

素因数分解:

$2^2\times 3^1\times {\mathrm{251}}^1\times {\mathrm{7213}}^1$

素因数の和:7471

約数の個数: 24

約数和(自身を含む): 50901984

約数和(自身を除く): 29176428

約数列:

[1, 2, 3, 4, 6, 12, 251, 502, 753, 1004, 1506, 3012, 7213, 14426, 21639, 28852, 43278, 86556, 1810463, 3620926, 5431389, 7241852, 10862778, 21725556]

約数ペア:

[(1, 21725556), (2, 10862778), (3, 7241852), (4, 5431389), (6, 3620926), (12, 1810463), (251, 86556), (502, 43278), (753, 28852), (1004, 21639), (1506, 14426), (3012, 7213)]