21031396052

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{12211}}^1$

素因数の和:12528

約数の個数: 48

約数和(自身を含む): 39005323392

約数和(自身を除く): 17973927340

約数列:

[1, 2, 4, 23, 46, 92, 97, 193, 194, 386, 388, 772, 2231, 4439, 4462, 8878, 8924, 12211, 17756, 18721, 24422, 37442, 48844, 74884, 280853, 430583, 561706, 861166, 1123412, 1184467, 1722332, 2356723, 2368934, 4713446, 4737868, 9426892, 27242741, 54204629, 54485482, 108409258, 108970964, 216818516, 228602131, 457204262, 914408524, 5257849013, 10515698026, 21031396052]

約数ペア:

[(1, 21031396052), (2, 10515698026), (4, 5257849013), (23, 914408524), (46, 457204262), (92, 228602131), (97, 216818516), (193, 108970964), (194, 108409258), (386, 54485482), (388, 54204629), (772, 27242741), (2231, 9426892), (4439, 4737868), (4462, 4713446), (8878, 2368934), (8924, 2356723), (12211, 1722332), (17756, 1184467), (18721, 1123412), (24422, 861166), (37442, 561706), (48844, 430583), (74884, 280853)]