21090432

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{4993}}^1$

素因数の和:5021

約数の個数: 64

約数和(自身を含む): 61126560

約数和(自身を除く): 40036128

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 4993, 9986, 14979, 19972, 29958, 39944, 54923, 59916, 79888, 109846, 119832, 159776, 164769, 219692, 239664, 319552, 329538, 439384, 479328, 639104, 659076, 878768, 958656, 1318152, 1757536, 1917312, 2636304, 3515072, 5272608, 7030144, 10545216, 21090432]

約数ペア:

[(1, 21090432), (2, 10545216), (3, 7030144), (4, 5272608), (6, 3515072), (8, 2636304), (11, 1917312), (12, 1757536), (16, 1318152), (22, 958656), (24, 878768), (32, 659076), (33, 639104), (44, 479328), (48, 439384), (64, 329538), (66, 319552), (88, 239664), (96, 219692), (128, 164769), (132, 159776), (176, 119832), (192, 109846), (264, 79888), (352, 59916), (384, 54923), (528, 39944), (704, 29958), (1056, 19972), (1408, 14979), (2112, 9986), (4224, 4993)]