21181104

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21013}}^1$

素因数の和:21034

約数の個数: 60

約数和(自身を含む): 67749136

約数和(自身を除く): 46568032

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, 21013, 42026, 63039, 84052, 126078, 147091, 168104, 189117, 252156, 294182, 336208, 378234, 441273, 504312, 588364, 756468, 882546, 1008624, 1176728, 1323819, 1512936, 1765092, 2353456, 2647638, 3025872, 3530184, 5295276, 7060368, 10590552, 21181104]

約数ペア:

[(1, 21181104), (2, 10590552), (3, 7060368), (4, 5295276), (6, 3530184), (7, 3025872), (8, 2647638), (9, 2353456), (12, 1765092), (14, 1512936), (16, 1323819), (18, 1176728), (21, 1008624), (24, 882546), (28, 756468), (36, 588364), (42, 504312), (48, 441273), (56, 378234), (63, 336208), (72, 294182), (84, 252156), (112, 189117), (126, 168104), (144, 147091), (168, 126078), (252, 84052), (336, 63039), (504, 42026), (1008, 21013)]