21728532

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258673}}^1$

素因数の和:258687

約数の個数: 24

約数和(自身を含む): 57942976

約数和(自身を除く): 36214444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258673, 517346, 776019, 1034692, 1552038, 1810711, 3104076, 3621422, 5432133, 7242844, 10864266, 21728532]

約数ペア:

[(1, 21728532), (2, 10864266), (3, 7242844), (4, 5432133), (6, 3621422), (7, 3104076), (12, 1810711), (14, 1552038), (21, 1034692), (28, 776019), (42, 517346), (84, 258673)]