21559188

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11159}}^1$

素因数の和:11196

約数の個数: 48

約数和(自身を含む): 59996160

約数和(自身を除く): 38436972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 11159, 22318, 33477, 44636, 66954, 78113, 133908, 156226, 234339, 256657, 312452, 468678, 513314, 769971, 937356, 1026628, 1539942, 1796599, 3079884, 3593198, 5389797, 7186396, 10779594, 21559188]

約数ペア:

[(1, 21559188), (2, 10779594), (3, 7186396), (4, 5389797), (6, 3593198), (7, 3079884), (12, 1796599), (14, 1539942), (21, 1026628), (23, 937356), (28, 769971), (42, 513314), (46, 468678), (69, 312452), (84, 256657), (92, 234339), (138, 156226), (161, 133908), (276, 78113), (322, 66954), (483, 44636), (644, 33477), (966, 22318), (1932, 11159)]