210957978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{19853}}^1$

素因数の和:19899

約数の個数: 64

約数和(自身を含む): 548923392

約数和(自身を除く): 337965414

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 138, 154, 161, 231, 253, 322, 462, 483, 506, 759, 966, 1518, 1771, 3542, 5313, 10626, 19853, 39706, 59559, 119118, 138971, 218383, 277942, 416913, 436766, 456619, 655149, 833826, 913238, 1310298, 1369857, 1528681, 2739714, 3057362, 3196333, 4586043, 5022809, 6392666, 9172086, 9588999, 10045618, 15068427, 19177998, 30136854, 35159663, 70319326, 105478989, 210957978]

約数ペア:

[(1, 210957978), (2, 105478989), (3, 70319326), (6, 35159663), (7, 30136854), (11, 19177998), (14, 15068427), (21, 10045618), (22, 9588999), (23, 9172086), (33, 6392666), (42, 5022809), (46, 4586043), (66, 3196333), (69, 3057362), (77, 2739714), (138, 1528681), (154, 1369857), (161, 1310298), (231, 913238), (253, 833826), (322, 655149), (462, 456619), (483, 436766), (506, 416913), (759, 277942), (966, 218383), (1518, 138971), (1771, 119118), (3542, 59559), (5313, 39706), (10626, 19853)]