21546188

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2209

約数の個数: 24

約数和(自身を含む): 39463200

約数和(自身を除く): 17917012

約数列:

[1, 2, 4, 29, 58, 89, 116, 178, 356, 2087, 2581, 4174, 5162, 8348, 10324, 60523, 121046, 185743, 242092, 371486, 742972, 5386547, 10773094, 21546188]

約数ペア:

[(1, 21546188), (2, 10773094), (4, 5386547), (29, 742972), (58, 371486), (89, 242092), (116, 185743), (178, 121046), (356, 60523), (2087, 10324), (2581, 8348), (4174, 5162)]