221521104

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{219763}}^1$

素因数の和:219784

約数の個数: 60

約数和(自身を含む): 708519136

約数和(自身を除く): 486998032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 219763, 439526, 659289, 879052, 1318578, 1538341, 1758104, 1977867, 2637156, 3076682, 3516208, 3955734, 4615023, 5274312, 6153364, 7911468, 9230046, 10548624, 12306728, 13845069, 15822936, 18460092, 24613456, 27690138, 31645872, 36920184, 55380276, 73840368, 110760552, 221521104]

約数ペア:

[(1, 221521104), (2, 110760552), (3, 73840368), (4, 55380276), (6, 36920184), (7, 31645872), (8, 27690138), (9, 24613456), (12, 18460092), (14, 15822936), (16, 13845069), (18, 12306728), (21, 10548624), (24, 9230046), (28, 7911468), (36, 6153364), (42, 5274312), (48, 4615023), (56, 3955734), (63, 3516208), (72, 3076682), (84, 2637156), (112, 1977867), (126, 1758104), (144, 1538341), (168, 1318578), (252, 879052), (336, 659289), (504, 439526), (1008, 219763)]