21019596

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{134741}}^1$

素因数の和:134761

約数の個数: 24

約数和(自身を含む): 52818864

約数和(自身を除く): 31799268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 134741, 269482, 404223, 538964, 808446, 1616892, 1751633, 3503266, 5254899, 7006532, 10509798, 21019596]

約数ペア:

[(1, 21019596), (2, 10509798), (3, 7006532), (4, 5254899), (6, 3503266), (12, 1751633), (13, 1616892), (26, 808446), (39, 538964), (52, 404223), (78, 269482), (156, 134741)]