21131848104

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{20476597}}^1$

素因数の和:20476649

約数の個数: 32

約数和(自身を含む): 54058218720

約数和(自身を除く): 32926370616

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 20476597, 40953194, 61429791, 81906388, 122859582, 163812776, 245719164, 491438328, 880493671, 1760987342, 2641481013, 3521974684, 5282962026, 7043949368, 10565924052, 21131848104]

約数ペア:

[(1, 21131848104), (2, 10565924052), (3, 7043949368), (4, 5282962026), (6, 3521974684), (8, 2641481013), (12, 1760987342), (24, 880493671), (43, 491438328), (86, 245719164), (129, 163812776), (172, 122859582), (258, 81906388), (344, 61429791), (516, 40953194), (1032, 20476597)]