21249203756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{164881}}^1$

素因数の和:165026

約数の個数: 48

約数和(自身を含む): 42381269280

約数和(自身を除く): 21132065524

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 101, 116, 202, 319, 404, 638, 1111, 1276, 2222, 2929, 4444, 5858, 11716, 32219, 64438, 128876, 164881, 329762, 659524, 1813691, 3627382, 4781549, 7254764, 9563098, 16652981, 19126196, 33305962, 52597039, 66611924, 105194078, 183182791, 210388156, 366365582, 482936449, 732731164, 965872898, 1931745796, 5312300939, 10624601878, 21249203756]

約数ペア:

[(1, 21249203756), (2, 10624601878), (4, 5312300939), (11, 1931745796), (22, 965872898), (29, 732731164), (44, 482936449), (58, 366365582), (101, 210388156), (116, 183182791), (202, 105194078), (319, 66611924), (404, 52597039), (638, 33305962), (1111, 19126196), (1276, 16652981), (2222, 9563098), (2929, 7254764), (4444, 4781549), (5858, 3627382), (11716, 1813691), (32219, 659524), (64438, 329762), (128876, 164881)]