21546504

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{42751}}^1$

素因数の和:42770

約数の個数: 48

約数和(自身を含む): 66693120

約数和(自身を除く): 45146616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 42751, 85502, 128253, 171004, 256506, 299257, 342008, 384759, 513012, 598514, 769518, 897771, 1026024, 1197028, 1539036, 1795542, 2394056, 2693313, 3078072, 3591084, 5386626, 7182168, 10773252, 21546504]

約数ペア:

[(1, 21546504), (2, 10773252), (3, 7182168), (4, 5386626), (6, 3591084), (7, 3078072), (8, 2693313), (9, 2394056), (12, 1795542), (14, 1539036), (18, 1197028), (21, 1026024), (24, 897771), (28, 769518), (36, 598514), (42, 513012), (56, 384759), (63, 342008), (72, 299257), (84, 256506), (126, 171004), (168, 128253), (252, 85502), (504, 42751)]