21780042

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6163}}^1$

素因数の和:6218

約数の個数: 32

約数和(自身を含む): 47339520

約数和(自身を除く): 25559478

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 589, 1178, 1767, 3534, 6163, 12326, 18489, 36978, 117097, 191053, 234194, 351291, 382106, 573159, 702582, 1146318, 3630007, 7260014, 10890021, 21780042]

約数ペア:

[(1, 21780042), (2, 10890021), (3, 7260014), (6, 3630007), (19, 1146318), (31, 702582), (38, 573159), (57, 382106), (62, 351291), (93, 234194), (114, 191053), (186, 117097), (589, 36978), (1178, 18489), (1767, 12326), (3534, 6163)]