21171024

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{7001}}^1$

素因数の和:7025

約数の個数: 80

約数和(自身を含む): 69459840

約数和(自身を除く): 48288816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 84, 108, 112, 126, 144, 168, 189, 216, 252, 336, 378, 432, 504, 756, 1008, 1512, 3024, 7001, 14002, 21003, 28004, 42006, 49007, 56008, 63009, 84012, 98014, 112016, 126018, 147021, 168024, 189027, 196028, 252036, 294042, 336048, 378054, 392056, 441063, 504072, 588084, 756108, 784112, 882126, 1008144, 1176168, 1323189, 1512216, 1764252, 2352336, 2646378, 3024432, 3528504, 5292756, 7057008, 10585512, 21171024]

約数ペア:

[(1, 21171024), (2, 10585512), (3, 7057008), (4, 5292756), (6, 3528504), (7, 3024432), (8, 2646378), (9, 2352336), (12, 1764252), (14, 1512216), (16, 1323189), (18, 1176168), (21, 1008144), (24, 882126), (27, 784112), (28, 756108), (36, 588084), (42, 504072), (48, 441063), (54, 392056), (56, 378054), (63, 336048), (72, 294042), (84, 252036), (108, 196028), (112, 189027), (126, 168024), (144, 147021), (168, 126018), (189, 112016), (216, 98014), (252, 84012), (336, 63009), (378, 56008), (432, 49007), (504, 42006), (756, 28004), (1008, 21003), (1512, 14002), (3024, 7001)]