21963276

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{1171}}^1$

素因数の和:1702

約数の個数: 36

約数和(自身を含む): 55672344

約数和(自身を除く): 33709068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 1042, 1171, 1563, 2084, 2342, 3126, 3513, 4684, 4689, 6252, 7026, 9378, 10539, 14052, 18756, 21078, 42156, 610091, 1220182, 1830273, 2440364, 3660546, 5490819, 7321092, 10981638, 21963276]

約数ペア:

[(1, 21963276), (2, 10981638), (3, 7321092), (4, 5490819), (6, 3660546), (9, 2440364), (12, 1830273), (18, 1220182), (36, 610091), (521, 42156), (1042, 21078), (1171, 18756), (1563, 14052), (2084, 10539), (2342, 9378), (3126, 7026), (3513, 6252), (4684, 4689)]