21033152

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:398

約数の個数: 84

約数和(自身を含む): 51252120

約数和(自身を除く): 30218968

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 133, 152, 196, 224, 266, 304, 353, 392, 448, 532, 608, 706, 784, 931, 1064, 1216, 1412, 1568, 1862, 2128, 2471, 2824, 3136, 3724, 4256, 4942, 5648, 6707, 7448, 8512, 9884, 11296, 13414, 14896, 17297, 19768, 22592, 26828, 29792, 34594, 39536, 46949, 53656, 59584, 69188, 79072, 93898, 107312, 138376, 158144, 187796, 214624, 276752, 328643, 375592, 429248, 553504, 657286, 751184, 1107008, 1314572, 1502368, 2629144, 3004736, 5258288, 10516576, 21033152]

約数ペア:

[(1, 21033152), (2, 10516576), (4, 5258288), (7, 3004736), (8, 2629144), (14, 1502368), (16, 1314572), (19, 1107008), (28, 751184), (32, 657286), (38, 553504), (49, 429248), (56, 375592), (64, 328643), (76, 276752), (98, 214624), (112, 187796), (133, 158144), (152, 138376), (196, 107312), (224, 93898), (266, 79072), (304, 69188), (353, 59584), (392, 53656), (448, 46949), (532, 39536), (608, 34594), (706, 29792), (784, 26828), (931, 22592), (1064, 19768), (1216, 17297), (1412, 14896), (1568, 13414), (1862, 11296), (2128, 9884), (2471, 8512), (2824, 7448), (3136, 6707), (3724, 5648), (4256, 4942)]