21520122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1117}}^1$

素因数の和:1167

約数の個数: 48

約数和(自身を含む): 49102560

約数和(自身を除く): 27582438

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 169, 247, 338, 494, 507, 741, 1014, 1117, 1482, 2234, 3211, 3351, 6422, 6702, 9633, 14521, 19266, 21223, 29042, 42446, 43563, 63669, 87126, 127338, 188773, 275899, 377546, 551798, 566319, 827697, 1132638, 1655394, 3586687, 7173374, 10760061, 21520122]

約数ペア:

[(1, 21520122), (2, 10760061), (3, 7173374), (6, 3586687), (13, 1655394), (19, 1132638), (26, 827697), (38, 566319), (39, 551798), (57, 377546), (78, 275899), (114, 188773), (169, 127338), (247, 87126), (338, 63669), (494, 43563), (507, 42446), (741, 29042), (1014, 21223), (1117, 19266), (1482, 14521), (2234, 9633), (3211, 6702), (3351, 6422)]