21425184

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6763}}^1$

素因数の和:6790

約数の個数: 72

約数和(自身を含む): 66476592

約数和(自身を除く): 45051408

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6763, 13526, 20289, 27052, 40578, 54104, 60867, 74393, 81156, 108208, 121734, 148786, 162312, 216416, 223179, 243468, 297572, 324624, 446358, 486936, 595144, 649248, 669537, 892716, 973872, 1190288, 1339074, 1785432, 1947744, 2380576, 2678148, 3570864, 5356296, 7141728, 10712592, 21425184]

約数ペア:

[(1, 21425184), (2, 10712592), (3, 7141728), (4, 5356296), (6, 3570864), (8, 2678148), (9, 2380576), (11, 1947744), (12, 1785432), (16, 1339074), (18, 1190288), (22, 973872), (24, 892716), (32, 669537), (33, 649248), (36, 595144), (44, 486936), (48, 446358), (66, 324624), (72, 297572), (88, 243468), (96, 223179), (99, 216416), (132, 162312), (144, 148786), (176, 121734), (198, 108208), (264, 81156), (288, 74393), (352, 60867), (396, 54104), (528, 40578), (792, 27052), (1056, 20289), (1584, 13526), (3168, 6763)]