21496629604

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{4481}}^1\times {\mathrm{19661}}^1$

素因数の和:24207

約数の個数: 24

約数和(自身を含む): 38246286456

約数和(自身を除く): 16749656852

約数列:

[1, 2, 4, 61, 122, 244, 4481, 8962, 17924, 19661, 39322, 78644, 273341, 546682, 1093364, 1199321, 2398642, 4797284, 88100941, 176201882, 352403764, 5374157401, 10748314802, 21496629604]

約数ペア:

[(1, 21496629604), (2, 10748314802), (4, 5374157401), (61, 352403764), (122, 176201882), (244, 88100941), (4481, 4797284), (8962, 2398642), (17924, 1199321), (19661, 1093364), (39322, 546682), (78644, 273341)]