21162312

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1171}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 57592080

約数和(自身を除く): 36429768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1171, 1506, 2008, 2259, 2342, 3012, 3513, 4518, 4684, 6024, 7026, 9036, 9368, 10539, 14052, 18072, 21078, 28104, 42156, 84312, 293921, 587842, 881763, 1175684, 1763526, 2351368, 2645289, 3527052, 5290578, 7054104, 10581156, 21162312]

約数ペア:

[(1, 21162312), (2, 10581156), (3, 7054104), (4, 5290578), (6, 3527052), (8, 2645289), (9, 2351368), (12, 1763526), (18, 1175684), (24, 881763), (36, 587842), (72, 293921), (251, 84312), (502, 42156), (753, 28104), (1004, 21078), (1171, 18072), (1506, 14052), (2008, 10539), (2259, 9368), (2342, 9036), (3012, 7026), (3513, 6024), (4518, 4684)]