21303574

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{4127}}^1$

素因数の和:4247

約数の個数: 16

約数和(自身を含む): 33436800

約数和(自身を除く): 12133226

約数列:

[1, 2, 29, 58, 89, 178, 2581, 4127, 5162, 8254, 119683, 239366, 367303, 734606, 10651787, 21303574]

約数ペア:

[(1, 21303574), (2, 10651787), (29, 734606), (58, 367303), (89, 239366), (178, 119683), (2581, 8254), (4127, 5162)]